优化

app/src/main/res/values/strings.xml

@@ -937,5 +937,8 @@
     <string name="scope_content">作用于正文</string>
     <string name="join_qq_channel">Join QQ channel</string>
     <string name="qq_channel_summary">点击加入阅读QQ频道</string>
+    <string name="menu_refresh_dur">刷新当前章节</string>
+    <string name="menu_refresh_after">刷新之后章节</string>
+    <string name="menu_refresh_all">刷新全部章节</string>
     <!-- string end -->
 </resources>