diff --git a/document-viewer/src/main/res/values-zh/strings_common.xml b/document-viewer/src/main/res/values-zh/strings_common.xml
index 038d8706d..9e280acdd 100644
--- a/document-viewer/src/main/res/values-zh/strings_common.xml
+++ b/document-viewer/src/main/res/values-zh/strings_common.xml
@@ -1,124 +1,160 @@
 <?xml version="1.0" encoding="utf-8"?>
 <resources xmlns:xliff="urn:oasis:names:tc:xliff:document:1.2">
 
-    <string name="app_name" translatable="true">"Document Viewer"</string>
-    <string name="confirmclose_title">"关闭…"</string>
-    <string name="confirmclose_msg">"确定关闭当前视图？"</string>
-    <string name="confirmsave_msg">"您要保存这个文档吗？"</string>
-    <string name="confirmsave_yes_btn">"保存并关闭"</string>
-    <string name="confirmsave_no_btn">"关闭"</string>
-    <string name="error_dlg_title">"应用程序错误"</string>
-    <string name="msg_bad_intent">"错误:\n%s"</string>
-    <string name="msg_no_intent_data">"数据丢失:\n%s"</string>
-    <string name="msg_unknown_intent_data_type">"未知的数据类型:\n%s"</string>
-    <string name="msg_loading_book">"加载书籍： %1$s…"</string>
-    <string name="msg_wrong_password">"密码错误&quot;…"</string>
-    <string name="msg_password_required">"请输入密码…"</string>
-    <string name="msg_unexpected_error">"发生异常:\n%s"</string>
-    <string name="msg_search_text_on_page">"页面 %1$d…"</string>
-    <string name="msg_no_text_found">"没有找到文本"</string>
-    <string name="dialog_title_goto_page">"转至页面"</string>
-    <string name="button_goto_page">"转至页面"</string>
-    <string name="text_page">"页面"</string>
-    <string name="error_close">"关闭"</string>
-    <string name="dialog_backup_name_hint">"进入备份名称…"</string>
-    <string name="dialog_backup_backup">"备份…"</string>
-    <string name="dialog_backup_restore">"恢复…"</string>
-    <string name="dialog_backup_remove">"删除…"</string>
-    <string name="add_bookmark_name">"输入书签描述"</string>
-    <string name="bookmark_start">"启动"</string>
-    <string name="bookmark_current">"当前书签位置"</string>
-    <string name="bookmark_end">"结束"</string>
-    <string name="bookmark_invalid_page">"无效的页码。有效的页码范围是: %1$d-%2$d"</string>
-    <string name="bookmarks_title">"书签"</string>
-    <string name="clear_bookmarks_title">"删除书签"</string>
-    <string name="clear_bookmarks_text">"确定删除所有书签？"</string>
-    <string name="del_bookmark_title">"删除书签"</string>
-    <string name="del_bookmark_text">"确定删除所有书签？"</string>
-    <string name="clear_recent_title">"删除历史记录"</string>
-    <string name="clear_recent_text">"确定删除所有的历史记录？"</string>
-    <string name="bookcase_shelves">"书架"</string>
-    <string name="recent_title">"最近浏览"</string>
-    <string name="list_clear_recent_mode_clear_recent_list">"清除最近的浏览记录"</string>
-    <string name="list_clear_recent_mode_delete_bookmarks">"删除所有书签"</string>
-    <string name="list_clear_recent_mode_delete_book_settings">"删除所有设置"</string>
-    <string name="list_clear_recent_mode_delete_cached_data">"删除所有缓存的数据"</string>
-<!--<string name="about_prefix">"en"</string>-->
-    <string name="about_title">"EBookDroid"</string>
-    <string name="about_commmon_title">"软件信息"</string>
-    <string name="about_fonts_title">"字体"</string>
-    <string name="about_license_title">"版权"</string>
-    <string name="about_3dparty_title">"第三方软件"</string>
-    <string name="about_changelog_title">"修改记录"</string>
-    <string name="about_thanks_title">"致谢"</string>
-    <string name="about_donations">"捐助"</string>
-    <string name="opds">"OPDS 浏览器"</string>
-    <string name="menu_opds">"OPDS 浏览器"</string>
-    <string name="opds_connecting">"连接…"</string>
-    <string name="opds_loading_catalog">"载入目录…"</string>
-    <string name="opds_loading_book">"加载书籍： %1$s/%2$s…"</string>
-    <string name="opds_unpacking_book">"解压书籍：%1$s/%2$s…"</string>
-    <string name="opds_download_complete">"下载完成: %s"</string>
-    <string name="opds_download_error">"下载失败: %s"</string>
-    <string name="opds_add_new_feed">"添加新的订阅地址"</string>
-    <string name="opds_addfeed_title">"添加新的类目"</string>
-    <string name="opds_addfeed_msg">"设置类目别名"</string>
+    <string name="app_name">文档查看器</string>
+
+    <string name="confirmclose_title">正在关闭查看器&#8230;</string>
+    <string name="confirmclose_msg">你真想关闭这个文档吗？</string>
+    <string name="confirmsave_msg">你想保存这个文档吗？</string>
+    <string name="confirmsave_yes_btn">保存并关闭</string>
+    <string name="confirmsave_no_btn">关闭</string>
+
+    <string name="error_dlg_title">应用程序错误</string>
+    <string name="msg_bad_intent">"不良意图或计划：\n%s"</string>
+    <string name="msg_no_intent_data">"无意图数据：\n%s"</string>
+    <string name="msg_unknown_intent_data_type">"未知的意图数据类型：\n%s"</string>
+
+    <string name="msg_loading_book">"加载书籍中： %1$s&#8230;"</string>
+
+    <string name="msg_wrong_password">"错误的密码&#8230;"</string>
+    <string name="msg_password_required">"输入密码&#8230;"</string>
+
+    <string name="msg_unexpected_error">"发生了一个意外错误：\n%s"</string>
+
+    <string name="msg_search_text_on_page">"正在搜索页面 %1$d&#8230;"</string>
+    <string name="msg_no_text_found">"未找到文本"</string>
+
+    <string name="dialog_title_goto_page">转到...</string>
+    <string name="button_goto_page">去</string>
+    <string name="text_page">页</string>
+    <string name="error_close">关闭</string>
+
+    <string name="dialog_backup_name_hint">输入新的备份名&#8230;</string>
+    <string name="dialog_backup_backup">备份名&#8230;</string>
+    <string name="dialog_backup_restore">还原&#8230;</string>
+    <string name="dialog_backup_remove">删除&#8230;</string>
+
+    <string name="add_bookmark_name">输入书籍描述</string>
+    <string name="bookmark_start">开头</string>
+    <string name="bookmark_current">当前位置</string>
+    <string name="bookmark_end">结尾</string>
+    <string name="bookmark_invalid_page">页码超出范围。 无效区间： %1$d-%2$d</string>
+
+    <string name="bookmarks_title">书签</string>
+    <string name="clear_bookmarks_title">清除书签</string>
+    <string name="clear_bookmarks_text">此操作将删除所有来自所选书籍的书签，要继续吗？</string>
+
+    <string name="del_bookmark_title">删除书签</string>
+    <string name="del_bookmark_text">删除该书签？</string>
+
+    <string name="clear_recent_title">清除最近项目</string>
+    <string name="clear_recent_text">此操作将从最近列表中删除所有读过书籍的记录，要继续吗?</string>
+
+    <string name="bookcase_shelves">书架</string>
+    <string name="recent_title">最近看过的书</string>
+
+    <string name="list_clear_recent_mode_clear_recent_list">清除最近看过的书籍列表</string>
+    <string name="list_clear_recent_mode_delete_bookmarks">删除所有书签</string>
+    <string name="list_clear_recent_mode_delete_book_settings">清除所有书籍设置</string>
+    <string name="list_clear_recent_mode_delete_cached_data">从磁盘中删除所有缓存的数据</string>
+
+    <string name="about_prefix">en</string>
+    <string name="about_title">关于 EBookDroid</string>
+    <string name="about_commmon_title">应用程序信息</string>
+    <string name="about_fonts_title">字体</string>
+    <string name="about_license_title">许可</string>
+    <string name="about_3dparty_title">第三方软件</string>
+    <string name="about_changelog_title">变更日志</string>
+    <string name="about_thanks_title">致谢</string>
+    <string name="about_donations">捐赠</string>
+
+    <string name="opds">OPDS 浏览器</string>
+    <string name="menu_opds">OPDS 浏览器</string>
+
+    <string name="opds_connecting">"正在连接&#8230;"</string>
+    <string name="opds_loading_catalog">"正在加载目录&#8230;"</string>
+    <string name="opds_loading_book">"正在加载书籍： %1$s/%2$s&#8230;"</string>
+    <string name="opds_unpacking_book">"正在解包书籍： %1$s/%2$s&#8230;"</string>
+
+    <string name="opds_download_complete">"书籍下载完毕： %1$s"</string>
+    <string name="opds_download_error">"书籍下载失败： %1$s"</string>
+
+    <string name="opds_add_new_feed">添加新源</string>
+    <string name="opds_addfeed_title">"正在添加新目录"</string>
+    <string name="opds_addfeed_msg">"输入目录的别称和 URL"</string>
     <string name="opds_addfeed_ok">"添加"</string>
-    <string name="opds_addfeed_alias">"别名:"</string>
-    <string name="opds_addfeed_url">"网址:"</string>
+    <string name="opds_addfeed_alias">"别称："</string>
+    <string name="opds_addfeed_url">"URL："</string>
     <string name="opds_addfeed_auth">"需要授权"</string>
-    <string name="opds_editfeed_title">"编辑类目"</string>
-    <string name="opds_editfeed_msg">"设置类目别名"</string>
+    <string name="opds_editfeed_title">"编辑目录"</string>
+    <string name="opds_editfeed_msg">"输入这个目录的别称和 URL"</string>
     <string name="opds_editfeed_ok">"保存"</string>
-    <string name="opds_deletefeed_title">"删除类目"</string>
-    <string name="opds_deletefeed_msg">"确定删除类目?"</string>
+    <string name="opds_deletefeed_title">"删除目录"</string>
+    <string name="opds_deletefeed_msg">"你真想删除这个目录吗？"</string>
     <string name="opds_deletefeed_ok">"删除"</string>
     <string name="opds_authfeed_title">"授权"</string>
-    <string name="opds_authfeed_msg">"设置类目用户名和密码"</string>
-    <string name="opds_authfeed_username">"用户名:"</string>
-    <string name="opds_authfeed_password">"密码:"</string>
+    <string name="opds_authfeed_msg">"输入这个目录的用户名和密码"</string>
+    <string name="opds_authfeed_username">"用户名："</string>
+    <string name="opds_authfeed_password">"密码："</string>
     <string name="opds_authfeed_ok">"登录"</string>
-    <string name="opds_error_title">"OPDS错误"</string>
-    <string name="opds_error_msg" translatable="true">"%s"</string>
+    <string name="opds_error_title">"OPDS 错误"</string>
+    <string name="opds_error_msg">"%s"</string>
     <string name="opds_retry_download">"重试"</string>
-    <string name="book_copy_start">"复制…"</string>
-    <string name="book_copy_progress">"复制进度: %1$s/%2$s…"</string>
-    <string name="book_copy_complete">"复制完成: %s"</string>
-    <string name="book_copy_error">"复制失败: %s"</string>
-    <string name="book_move_start">"移动…"</string>
-    <string name="book_move_progress">"移动: %1$s/%2$s…"</string>
-    <string name="book_move_complete">"移动完成: %s"</string>
-    <string name="book_move_error">"移动失败: %s"</string>
-    <string name="book_rename_title">"重命名"</string>
-    <string name="book_rename_msg">"输入新的书名:"</string>
-    <string name="book_delete_title">"删除"</string>
-    <string name="book_delete_msg">"确定要删除本书？"</string>
-    <string name="outline_title">"大纲"</string>
-    <string name="outline_missed">"没有大纲文件"</string>
-    <string name="error_page_out_of_rande">"无效的页码。有效页码范围: 1-%1$d"</string>
-    <string name="msg_loading">"载入中… 请稍候"</string>
-    <string name="msg_getting_page_size">"获取页面大小 %1$d/%2$d"</string>
-    <string name="tap_zones_single_tap">"按一下"</string>
-    <string name="tap_zones_double_tap">"按两下"</string>
-    <string name="tap_zones_long_tap">"长按"</string>
-    <string name="tap_zones_two_finger_tap">"两指轻敲"</string>
-    <string name="tap_zones_reset">"重置"</string>
-    <string name="tap_zones_delete">"删除"</string>
-    <string name="tap_zones_clear">"清空"</string>
-    <string name="search_results_title">"搜索结果"</string>
-    <string name="search_book_dlg_title">"搜索…"</string>
-    <string name="folder_books_count">"书籍数量: %1$d"</string>
-    <string name="copy_book_to_dlg_title">"复制…"</string>
-    <string name="move_book_to_dlg_title">"移动…"</string>
-    <string name="opds_downloading_type_dlg_title">"选择下载的书籍类型"</string>
-    <string name="opds_downloading_dlg_title">"下载…"</string>
+
+    <string name="book_copy_start">"开始复制书籍&#8230;"</string>
+    <string name="book_copy_progress">"正在复制书籍： %1$s/%2$s&#8230;"</string>
+    <string name="book_copy_complete">"书籍复制完毕： %s"</string>
+    <string name="book_copy_error">"书籍复制失败： %s"</string>
+
+    <string name="book_move_start">"正在移动书籍&#8230;"</string>
+    <string name="book_move_progress">"正在移动书籍： %1$s/%2$s&#8230;"</string>
+    <string name="book_move_complete">"书籍移动完毕： %s"</string>
+    <string name="book_move_error">"书籍移动完毕： %s"</string>
+
+    <string name="book_rename_title">"重命名书籍"</string>
+    <string name="book_rename_msg">"输入新的书籍文件名:"</string>
+
+    <string name="book_delete_title">"删除书籍"</string>
+    <string name="book_delete_msg">"你确定要删除这本书吗？"</string>
+
+    <string name="outline_title">大纲</string>
+    <string name="outline_missed">无大纲可用</string>
+
+    <string name="error_page_out_of_rande">页码超出范围。 无效范围： 1-%1$d</string>
+
+    <string name="msg_loading">正在加载&#8230; 请等待</string>
+    <string name="msg_getting_page_size">正在评估页面尺寸 %1$d/%2$d</string>
+
+    <string name="tap_zones_single_tap">按一次</string>
+    <string name="tap_zones_double_tap">按两次</string>
+    <string name="tap_zones_long_tap">长按</string>
+    <string name="tap_zones_two_finger_tap">两个手指按</string>
+    <string name="tap_zones_reset">重置</string>
+    <string name="tap_zones_delete">删除</string>
+    <string name="tap_zones_clear">清除</string>
+
+    <string name="search_results_title">搜索结果</string>
+    <string name="search_book_dlg_title">搜索&#8230;</string>
+
+    <string name="folder_books_count" >"书籍数“ %1$d"</string>
+    <string name="copy_book_to_dlg_title" >"复制书籍到&#8230;"</string>
+    <string name="move_book_to_dlg_title" >"移动书籍到&#8230;"</string>
+
+    <string name="opds_downloading_type_dlg_title">"选择要下载的书籍类型"</string>
+    <string name="opds_downloading_dlg_title">"正在下载书籍为 &#8230;"</string>
     <string name="opds_downloading_dlg_raw_type">"原始类型"</string>
-    <string name="notification_file_add">"文件已经添加到书库"</string>
-    <string name="notification_file_delete">"文件已经从书库中删除"</string>
-    <string name="font_reminder_title">"提示"</string>
-    <string name="font_reminder">"从1.5版本开始，使用标准的安卓系统字体替换了内嵌的PDF和FB2字体。如果你想恢复原有的字体或者安装新的字体， 请从谷歌网上商店下载字体安装包 : &lt;ul&gt;&lt;li&gt;&lt;a href=&quot;market://details?id=org.ebookdroid.fontpack.legacy&quot;&gt;下载字体&lt;/a&gt;&lt;/li&gt;&lt;/ul&gt;"</string>
-    <string name="cache_moving_text">"正在移动缓存文件…"</string>
-    <string name="cache_moving_progress">"正在移动缓存文件 %1$d/%2$d"</string>
-    <string name="error_invalid_view_mode">"该操作只在视图模式下可用 %1$s"</string>
 
+    <string name="notification_file_add">"文件已被添加至图书馆"</string>
+    <string name="notification_file_delete">"文件已从图书馆中被移除"</string>
+
+    <string name="font_reminder_title">警告</string>
+    <string name="font_reminder">从 1.5 版本开始, PDF 和 FB2 字体不再被嵌入应用，取而代之的是标准的Android字体。如果你希望恢复旧式字体或
+    安装自定义字体，请使用来自 Google Play 市场的字体包安装程序： &lt;ul&gt;&lt;li&gt;&lt;a href=&quot;market://details?id=org.ebookdroid.fontpack.legacy&quot;&gt;Legacy fonts&lt;/a&gt;&lt;/li&gt;&lt;/ul&gt;</string>
+
+    <string name="cache_moving_text">正在移动缓存文件&#8230;</string>
+    <string name="cache_moving_progress">正在移动缓存文件 %1$d/%2$d</string>
+
+    <string name="error_invalid_view_mode">此操作仅在查看模式中可用 %1$s</string>
+
+    <string name="error_write_external_storage_permission">文档查看器需要写入外部存储权限</string>
 </resources>
diff --git a/document-viewer/src/main/res/values-zh/strings_preferences_render.xml b/document-viewer/src/main/res/values-zh/strings_preferences_render.xml
index 4bff4d220..4b34db76b 100644
--- a/document-viewer/src/main/res/values-zh/strings_preferences_render.xml
+++ b/document-viewer/src/main/res/values-zh/strings_preferences_render.xml
@@ -1,67 +1,96 @@
 <?xml version="1.0" encoding="utf-8"?>
 <resources xmlns:xliff="urn:oasis:names:tc:xliff:document:1.2">
 
-    <string name="pref_rotation_title">"旋转模式"</string>
-    <string name="pref_rotation_summary">"如何改变旋转"</string>
-    <string name="list_rotation_unspecified" translatable="true">"不指定"</string>
-    <string name="list_rotation_land" translatable="true">"强制横屏"</string>
-    <string name="list_rotation_port" translatable="true">"强制竖屏"</string>
-    <string name="list_rotation_user" translatable="true">"用户"</string>
-    <string name="list_rotation_behind" translatable="true">"背景"</string>
-    <string name="list_rotation_auto" translatable="true">"自动"</string>
-    <string name="list_rotation_nosensor" translatable="true">"无传感器"</string>
-    <string name="list_rotation_sensor_landscape" translatable="true">"传感器横屏"</string>
-    <string name="list_rotation_sensor_portrait" translatable="true">"传感器竖屏"</string>
-    <string name="list_rotation_reverse_landscape" translatable="true">"反向横屏"</string>
-    <string name="list_rotation_reverse_portrait" translatable="true">"反向竖屏"</string>
-    <string name="list_rotation_full_sensor" translatable="true">"全传感器"</string>
-    <string name="pref_render_category">"呈现"</string>
-    <string name="pref_render_category_summary">"渲染设置"</string>
-    <string name="pref_book_category">"当前设置"</string>
-    <string name="pref_book_category_summary">"当前阅读的文件设置"</string>
-    <string name="pref_firstpageoffset_title">"第一页位移量"</string>
-    <string name="pref_firstpageoffset_summary">"显示给用户的第一页索引"</string>
-    <string name="pref_splitpages_title">"拆分页面"</string>
-    <string name="pref_splitpages_summary">"将纵向页面拆分为两个横向页面"</string>
-    <string name="pref_splitpages_rtl_title">"从右往左拆分页面"</string>
-    <string name="pref_splitpages_rtl_summary">"将横向页面从右往左拆分为两个纵向页面"</string>
-    <string name="pref_croppages_title">"裁剪页面"</string>
-    <string name="pref_croppages_summary">"裁剪页面边框"</string>
-    <string name="pref_viewmode_title">"页面视图模式"</string>
-    <string name="pref_viewmode_summary">"页面视图模式"</string>
-    <string name="list_viewmode_vertical_scroll">"上下滚动"</string>
-    <string name="list_viewmode_horizontal_scroll">"水平滚动"</string>
-    <string name="list_viewmode_single_page">"单个页面"</string>
-    <string name="pref_singlepage_category">"单个页面设置"</string>
-    <string name="pref_singlepage_category_summary">"设置实际为单页模式"</string>
-    <string name="pref_align_title">"页面对齐模式"</string>
-    <string name="pref_align_summary">"如何对齐页"</string>
-    <string name="list_align_by_width">"按宽度"</string>
-    <string name="list_align_by_height">"按高度"</string>
-    <string name="list_align_auto">"自动"</string>
-    <string name="pref_animationtype_title">"动画类型"</string>
-    <string name="pref_animationtype_summary">"选择过渡动画的类型"</string>
-    <string name="list_animation_none">"无"</string>
-    <string name="list_animation_curler_simple">"简单卷"</string>
-    <string name="list_animation_curler_dynamic">"动态卷"</string>
-    <string name="list_animation_curler_natural">"自然卷"</string>
-    <string name="list_animation_slider">"滑动"</string>
-    <string name="list_animation_fader">"渐显淡入"</string>
-    <string name="list_animation_squeezer">"挤压"</string>
-    <string name="list_animation_slider2">"滑过"</string>
-    <string name="pref_postprocessing_category">"后处理效果"</string>
-    <string name="pref_postprocessing_summary">"后处理效果"</string>
-    <string name="pref_nightmode_title">"夜间模式"</string>
-    <string name="pref_nightmode_summary">"在黑色背景上使用白色符号"</string>
-    <string name="pref_posimages_in_nightmode_title">"夜间模式的正片"</string>
-    <string name="pref_posimages_in_nightmode_summary">"在夜间模式显示灰度图像（图像不反色）"</string>
-    <string name="pref_contrast_title">"对比度"</string>
-    <string name="pref_contrast_summary">"对比度校正极 (0—1000，默认为 100)"</string>
-    <string name="pref_gamma_title">"伽马"</string>
-    <string name="pref_gamma_summary">"伽马校正极 (0—200，默认为 100)"</string>
-    <string name="pref_exposure_title">"曝光"</string>
-    <string name="pref_exposure_summary">"曝光校正极 (0—200，默认为 100)</string>
-    <string name="pref_autolevels_title">"自动色阶"</string>
-    <string name="pref_autolevels_summary">"使用自动水平矫正"</string>
+    <string name="pref_rotation_title">旋转模式</string>
+    <string name="pref_rotation_summary">如何改变旋转</string>
 
+    <string name="list_rotation_unspecified">未指定</string>
+    <string name="list_rotation_land">强制横屏</string>
+    <string name="list_rotation_port">强制竖屏</string>
+    <string name="list_rotation_user">用户</string>
+    <string name="list_rotation_behind">从后台继承</string>
+    <string name="list_rotation_auto">自动</string>
+    <string name="list_rotation_nosensor">无传感器</string>
+    <string name="list_rotation_sensor_landscape">强制横屏，但感知翻转</string>
+    <string name="list_rotation_sensor_portrait">强制竖屏，但感知翻转</string>
+    <string name="list_rotation_reverse_landscape">强制颠倒的横屏</string>
+    <string name="list_rotation_reverse_portrait">强制颠倒的竖屏</string>
+    <string name="list_rotation_full_sensor">全传感器</string>
+
+    <string name="pref_render_category">解析</string>
+    <string name="pref_render_category_summary">书籍解析设置</string>
+
+    <string name="pref_book_category">书籍设置</string>
+    <string name="pref_book_category_summary">当前书籍设置</string>
+
+    <string name="pref_firstpageoffset_title">首页偏移</string>
+    <string name="pref_firstpageoffset_summary">展示给用户的首页索引</string>
+
+    <string name="pref_splitpages_title">拆分页面</string>
+    <string name="pref_splitpages_summary">将横向页面分成两个纵向页面</string>
+
+    <string name="pref_splitpages_rtl_title">从右到左拆分页面</string>
+    <string name="pref_splitpages_rtl_summary">从右到左将横向页面分成两个纵向页面</string>
+
+    <string name="pref_croppages_title">页面裁剪（自动）</string>
+    <string name="pref_croppages_summary">自动裁剪空白页边以最大化内容放大</string>
+
+    <string name="pref_viewmode_title">文档查看模式</string>
+    <string name="pref_viewmode_summary">以单页或连续滚动的方式查看文档</string>
+
+    <string name="list_viewmode_vertical_scroll">垂直滚动</string>
+    <string name="list_viewmode_horizontal_scroll">水平滚动</string>
+    <string name="list_viewmode_single_page">单页</string>
+
+    <string name="pref_singlepage_category">单页设置</string>
+    <string name="pref_singlepage_category_summary">单页的查看模式</string>
+
+    <string name="pref_align_title">页面填充</string>
+    <string name="pref_align_summary">如何使页面适合屏幕</string>
+
+    <string name="list_align_by_width">适合宽度</string>
+    <string name="list_align_by_height">适合高度</string>
+    <string name="list_align_auto">自动</string>
+
+    <string name="pref_animationtype_title">页面过渡</string>
+    <string name="pref_animationtype_summary">选择单页模式下页面过渡的动画string>
+
+    <string name="list_animation_none">无</string>
+    <string name="list_animation_curler_simple">简单卷曲</string>
+    <string name="list_animation_curler_dynamic">动态卷曲</string>
+    <string name="list_animation_curler_natural">自然卷曲</string>
+    <string name="list_animation_slider">滑动</string>
+    <string name="list_animation_fader">渐显淡入</string>
+    <string name="list_animation_squeezer">挤压</string>
+    <string name="list_animation_slider2">滑动覆盖</string>
+
+    <string name="pref_postprocessing_category" >后处理效果</string>
+    <string name="pref_postprocessing_summary">增强页面查看的额外效果</string>
+
+    <string name="pref_nightmode_title">夜间模式</string>
+    <string name="pref_nightmode_summary">黑底白字（负像）</string>
+
+    <string name="pref_posimages_in_nightmode_title">夜间模式的正像（白底黑字）</string>
+    <string name="pref_posimages_in_nightmode_summary">在夜间模式中显示灰度图像 （不反转图片颜色）</string>
+
+    <string name="pref_tint_title">着色</string>
+    <string name="pref_tint_summary">使用下面指定的颜色为页面着色</string>
+
+    <string name="pref_tint_color_title">着色颜色</string>
+    <string name="pref_tint_color_summary">用来给书页上色的颜色</string>
+
+    <string name="pref_contrast_title">对比度</string>
+    <string name="pref_contrast_summary">对比校正级别（0 &#8211; 1000， 默认为 100）</string>
+
+    <string name="pref_gamma_title">伽马</string>
+    <string name="pref_gamma_summary">伽马校正级别 （0 &#8211; 200， 默认为100）</string>
+
+    <string name="pref_exposure_title">曝光</string>
+    <string name="pref_exposure_summary">曝光校正级别 （0 &#8211; 200，默认为100）</string>
+
+    <string name="pref_autolevels_title">自动色阶</string>
+    <string name="pref_autolevels_summary">使用自动色阶校正</string>
+
+    <string name="pref_rtl_title">从右到左</string>
+    <string name="pref_rtl_summary">水平滚动和单页模式的页面顺序</string>
 </resources>
diff --git a/document-viewer/src/main/res/values-zh/strings_preferences_scroll.xml b/document-viewer/src/main/res/values-zh/strings_preferences_scroll.xml
index 2a371b526..cbad5058d 100644
--- a/document-viewer/src/main/res/values-zh/strings_preferences_scroll.xml
+++ b/document-viewer/src/main/res/values-zh/strings_preferences_scroll.xml
@@ -1,15 +1,25 @@
 <?xml version="1.0" encoding="utf-8"?>
 <resources xmlns:xliff="urn:oasis:names:tc:xliff:document:1.2">
 
-    <string name="pref_scroll_category">"触摸和滚动"</string>
-    <string name="pref_scroll_category_summary">"触摸和滚动首选项"</string>
-    <string name="pref_tapsenabled_title">"启用点击"</string>
-    <string name="pref_tapsenabled_summary">"定义使用点击区域和行动"</string>
-    <string name="pref_scroll_title">"滚动高度"</string>
-    <string name="pref_scroll_summary">"设置滚动条的高度"</string>
-    <string name="pref_touchdelay_title">"轻触处理延时"</string>
-    <string name="pref_touchdelay_summary">"触摸处理延时（毫秒）"</string>
-    <string name="pref_animate_scrolling_title">"动画滚动"</string>
-    <string name="pref_animate_scrolling_summary">"动画滚动滚动模式"</string>
-
-</resources>
+    <string name="pref_scroll_category">点按、滑动和按键</string>
+    <string name="pref_scroll_category_summary">选择设备对点按、滑动和按键的反应</string>
+
+    <string name="pref_tapsenabled_title">启用点按</string>
+    <string name="pref_tapsenabled_summary">使用点按配置来定义点按区域和动作</string>
+
+    <string name="pref_scroll_title">滚动高度</string>
+    <string name="pref_scroll_summary">设置不适合屏幕的页面的滚动高度（默认值：50%%）</string>
+
+    <string name="pref_touchdelay_title">轻触处理延迟</string>
+    <string name="pref_touchdelay_summary">清除处理延迟时间 （单位：毫秒）</string>
+
+    <string name="pref_animate_scrolling_title">动画滚动</string>
+    <string name="pref_animate_scrolling_summary">滚动模式下的动画滚动</string>
+
+    <string name="pref_volumekeyscrolling_title">音量键滚动</string>
+    <string name="pref_volumekeyscrolling_summary">使用音量键滚动页面，而不是调节音量</string>
+
+    <string name="pref_tapfullscreen_title">点按切换全屏</string>
+    <string name="pref_tapfullscreen_summary">通过轻敲一个点按区域或超链接外的任何地方来切换全屏</string>
+
+</resources>
\ No newline at end of file
diff --git a/document-viewer/src/main/res/values-zh/strings_preferences_ui.xml b/document-viewer/src/main/res/values-zh/strings_preferences_ui.xml
index b82127b21..d9c9b1daf 100644
--- a/document-viewer/src/main/res/values-zh/strings_preferences_ui.xml
+++ b/document-viewer/src/main/res/values-zh/strings_preferences_ui.xml
@@ -1,49 +1,65 @@
 <?xml version="1.0" encoding="utf-8"?>
 <resources xmlns:xliff="urn:oasis:names:tc:xliff:document:1.2">
 
-    <string name="pref_ui_category">"用户界面"</string>
-    <string name="pref_ui_category_summary">"用户界面设置"</string>
-    <string name="pref_lang_title">"语言"</string>
-    <string name="pref_lang_summary">"用户界面语言 (需要重启)"</string>
-    <string name="list_lang_default">"系统默认"</string>
-    <string name="list_lang_en">"英语 (English)"</string>
-    <string name="list_lang_de">"德语 (Deutsch)"</string>
-    <string name="list_lang_es">"西班牙语 (Español)"</string>
-    <string name="list_lang_fr">"法语 (Française)"</string>
-    <string name="list_lang_it">"意大利语 (Italiano)"</string>
-    <string name="list_lang_nl">"荷兰语 (Nederlands)"</string>
-    <string name="list_lang_ru">"俄语 (Русский)"</string>
-    <string name="list_lang_uk">"乌克兰语 (Український)"</string>
-    <string name="list_lang_zh">"中文简体"</string>
-    <string name="list_lang_iw">"希伯来语 (עברית)"</string>
-    <string name="list_lang_ko">"韩语 (한국어)"</string>    
-    <string name="pref_loadrecent_title">"最近加载"</string>
-    <string name="pref_loadrecent_summary">"在应用程序上启动自动加载上次打开的书"</string>
-    <string name="pref_confirmclose_title">"确认关闭"</string>
-    <string name="pref_confirmclose_summary">"问结束确认背上按下"</string>
-    <string name="pref_brightness_title">"亮度"</string>
-    <string name="pref_brightness_summary">"调整设置整体亮度(0–100)"</string>
-    <string name="pref_brightnessnightmodeonly_title">"夜间模式的亮度"</string>
-    <string name="pref_brightnessnightmodeonly_summary">"亮度设置在夜间模式中应用"</string>
-    <string name="pref_keepscreenon_title">"保持屏幕"</string>
-    <string name="pref_keepscreenon_summary">"始终保持屏幕"</string>
-    <string name="pref_fullscreen_title">"全屏幕"</string>
-    <string name="pref_fullscreen_summary">"隐藏状态栏。"</string>
-    <string name="pref_title_title">"显示标题"</string>
-    <string name="pref_title_summary">"显示标题。文件重新打开需要!!!"</string>
-    <string name="pref_pageintitle_title">"在标题页"</string>
-    <string name="pref_pageintitle_summary">"在标题栏中显示的页号"</string>
-    <string name="pref_pagenumbertoastposition_title">"页码自定义位置"</string>
-    <string name="pref_pagenumbertoastposition_summary">"页码自定义位置"</string>
-    <string name="pref_zoomtoastposition_title">"缩放自定义的位置"</string>
-    <string name="pref_zoomtoastposition_summary">"缩放自定义的位置"</string>
-    <string name="list_toastposition_invisible">"不可见"</string>
-    <string name="list_toastposition_lefttop">"左上角"</string>
-    <string name="list_toastposition_righttop">"右上角"</string>
-    <string name="list_toastposition_leftbottom">"左下角"</string>
-    <string name="list_toastposition_bottom">"屏幕底部"</string>
-    <string name="list_toastposition_righbottom">"右下角"</string>
-    <string name="pref_showanimicon_title">"显示动画图标"</string>
-    <string name="pref_showanimicon_summary">"如果启用动画或拖动，显示动画或拖动图标"</string>
+    <string name="pref_ui_category">用户界面</string>
+    <string name="pref_ui_category_summary">用户界面设置</string>
+
+    <string name="pref_lang_title">语言</string>
+    <string name="pref_lang_summary">用户界面语言 （需要重启本应用）</string>
+
+    <string name="list_lang_default">系统值</string>
+    <string name="list_lang_en">英语</string>
+    <string name="list_lang_de">德语</string>
+    <string name="list_lang_es">西班牙语</string>
+    <string name="list_lang_fr">法语</string>
+    <string name="list_lang_it">意大利语</string>
+    <string name="list_lang_nl">荷兰语</string>
+    <string name="list_lang_ru">俄语</string>
+    <string name="list_lang_uk">乌克兰语</string>
+    <string name="list_lang_zh">简体中文</string>
+    <string name="list_lang_iw">希伯来语</string>
+    <string name="list_lang_ko">韩语</string>
+    <string name="list_lang_eo">世界语</string>
+    <string name="list_lang_pl">波兰语</string>
+    
+    <string name="pref_loadrecent_title">加载最近</string>
+    <string name="pref_loadrecent_summary">应用启动时加载最近打开的书籍</string>
+
+    <string name="pref_confirmclose_title">确认关闭</string>
+    <string name="pref_confirmclose_summary">按下返回键后询问是否确实要关闭</string>
+
+    <string name="pref_brightness_title">亮度</string>
+    <string name="pref_brightness_summary">设置总体的图片亮度 (0&#8211;100)</string>
+
+    <string name="pref_brightnessnightmodeonly_title">夜间模式的亮度</string>
+    <string name="pref_brightnessnightmodeonly_summary">只应用于夜间模式的亮度设置</string>
+
+    <string name="pref_keepscreenon_title">保持屏幕开启</string>
+    <string name="pref_keepscreenon_summary">阅读时不要关闭屏幕 （不要休眠）</string>
+
+    <string name="pref_fullscreen_title">全屏</string>
+    <string name="pref_fullscreen_summary">隐藏状态栏</string>
+
+    <string name="pref_title_title">显示标题</string>
+    <string name="pref_title_summary">显示文档标题 （需要重新打开文档）</string>
+
+    <string name="pref_pageintitle_title">标题栏页码</string>
+    <string name="pref_pageintitle_summary">在标题栏显示页码</string>
+
+    <string name="pref_pagenumbertoastposition_title">页码悬浮窗的位置</string>
+    <string name="pref_pagenumbertoastposition_summary">页码悬浮窗的位置</string>
+
+    <string name="pref_zoomtoastposition_title">缩放悬浮窗的位置</string>
+    <string name="pref_zoomtoastposition_summary">缩放悬浮窗的位置</string>
+
+    <string name="list_toastposition_invisible">不显示</string>
+    <string name="list_toastposition_lefttop">左上方</string>
+    <string name="list_toastposition_righttop">右上方</string>
+    <string name="list_toastposition_leftbottom">左下方</string>
+    <string name="list_toastposition_bottom">底部</string>
+    <string name="list_toastposition_righbottom">右下方</string>
+
+    <string name="pref_showanimicon_title">显示动画图标</string>
+    <string name="pref_showanimicon_summary">启用动画或拖动时，显示动画或拖动图标</string>
 
 </resources>