diff --git a/app/src/main/res/layout/view_read_menu.xml b/app/src/main/res/layout/view_read_menu.xml
index 7ffd97ee2..54f9a686a 100644
--- a/app/src/main/res/layout/view_read_menu.xml
+++ b/app/src/main/res/layout/view_read_menu.xml
@@ -131,10 +131,10 @@
                 android:layout_width="wrap_content"
                 android:layout_height="wrap_content"
                 android:layout_margin="10dp"
-                android:contentDescription="@string/night_theme"
+                android:contentDescription="@string/dark_theme"
                 android:src="@drawable/ic_brightness"
                 android:tint="@color/tv_text_default"
-                android:tooltipText="@string/night_theme"
+                android:tooltipText="@string/dark_theme"
                 app:backgroundTint="@color/background_menu"
                 app:elevation="2dp"
                 app:fabSize="mini"
diff --git a/app/src/main/res/values/strings.xml b/app/src/main/res/values/strings.xml
index f402dda09..f940f389f 100644
--- a/app/src/main/res/values/strings.xml
+++ b/app/src/main/res/values/strings.xml
@@ -72,7 +72,7 @@
     <string name="import_books_count">共%s个Text文件</string>
     <string name="is_loading">加载中…</string>
     <string name="retry">重试</string>
-    <string name="web_service">web服务</string>
+    <string name="web_service">Web服务</string>
     <string name="web_edit_source">web编辑书源</string>
     <string name="http_ip">http://%s:%d</string>
     <string name="download_offline">离线下载</string>
@@ -195,7 +195,7 @@
     <string name="replace_rule_summary">替换规则名称</string>
     <string name="select_action">选择操作</string>
     <string name="select_all">全选</string>
-    <string name="night_theme">夜间模式</string>
+    <string name="dark_theme">暗色主题</string>
     <string name="welcome">启动页</string>
     <string name="download_start">开始下载</string>
     <string name="download_cancel">取消下载</string>
diff --git a/app/src/main/res/xml/pref_main.xml b/app/src/main/res/xml/pref_main.xml
index cf9f19b53..9eec8a697 100644
--- a/app/src/main/res/xml/pref_main.xml
+++ b/app/src/main/res/xml/pref_main.xml
@@ -4,24 +4,24 @@
 
     <androidx.preference.Preference
         android:key="bookSourceManage"
-        android:title="书源管理"
+        android:title="@string/book_source_manage"
         app:iconSpaceReserved="false" />
 
     <androidx.preference.Preference
         android:key="replaceManage"
-        android:title="替换净化"
+        android:title="@string/replace_purify"
         app:iconSpaceReserved="false" />
 
     <io.legado.app.lib.theme.prefs.ATESwitchPreference
         android:defaultValue="false"
         android:key="isNightTheme"
-        android:title="暗色主题"
+        android:title="@string/dark_theme"
         app:iconSpaceReserved="false" />
 
     <io.legado.app.lib.theme.prefs.ATESwitchPreference
         android:defaultValue="false"
         android:key="webService"
-        android:title="Web服务"
+        android:title="@string/web_service"
         app:iconSpaceReserved="false" />
 
     <io.legado.app.lib.theme.prefs.ATEPreferenceCategory