优化系统语言为英语时，App UI 中英文混搭的问题

app/src/main/res/values-zh-rCN/strings.xml

@@ -1348,7 +1348,7 @@
     <string name="cancel_select">取消选择</string>
     <string name="coll_volume">折叠所有卷</string>
     <string name="expand_volume">展开所有卷</string>
-    <string name="custom">自定义</string>
+    <string name="custom">Custom</string>
     <string name="global_setting">全局设置</string>
     <string name="text_typeface">字体样式</string>
     <string name="shadow_typeface">阴影样式</string>
@@ -1413,4 +1413,13 @@
     <string name="enable_select_vibrator">选择文本时震动</string>
     <string name="re_sync_webdav">重新同步远程书籍</string>
     <string name="underline_padding">离字间距</string>
+	<string name="layout_setting">布局设置</string>
+	<string name="cover_info_orientation">封面信息方向</string>
+	<string name="rule_segment">Rule</string>
+	<string name="tool_bar_style">工具栏样式</string>
+	<string name="split_title">标题分段</string>
+	<string name="split_title_mode">分段模式</string>
+	<string name="subtitle_scale">次行缩放</string>
+	<string name="subtitle_margin">次行距离</string>
+	<string name="heading_spacing">标题段距</string>
 </resources>