chore: add english comment

src/locales/zh-CN.ts

@@ -5,6 +5,7 @@ import menu from './zh-CN/menu';
 import models from './zh-CN/models';
 import playground from './zh-CN/playground';
 import resources from './zh-CN/resources';
+import shortcuts from './zh-CN/shortcuts';
 import usage from './zh-CN/usage';
 import users from './zh-CN/users';
 
@@ -17,5 +18,6 @@ export default {
   ...apikeys,
   ...users,
   ...dashboard,
-  ...usage
+  ...usage,
+  ...shortcuts
 };