diff --git a/nezha-fronted/src/components/common/language/en.js b/nezha-fronted/src/components/common/language/en.js
index 60cb2ee80..be14baf9c 100644
--- a/nezha-fronted/src/components/common/language/en.js
+++ b/nezha-fronted/src/components/common/language/en.js
@@ -159,7 +159,7 @@ const en = {
       recFour:'Last 4 hours',//'最近4小时'
       recOneDay:'Last 1 day',//'最近1日'
       yesterday:'Yesterday', //'昨日'
-      recSevenDay:'最近7日',// Last 7 days
+      recSevenDay:'Last 7 day',// Last 7 days
       recOneMonth:'Last 1 month',//'最近1月'
       curMonth:'This month',//'本月'
       lastMonth:'Last month',//'上月'
@@ -298,7 +298,7 @@ const en = {
     host:'Invalid IP',//'不合法的IP'
     domain:'Invalid domain',
     usize:'Must be number(1 - 49)',
-    fileSize:'文件过大',//File exceed max size.
+    fileSize:'File exceed max size',//File exceed max size.
     port:'Invalid port',
     url:'Invalid URL',
     uSize:'Must be number(1 - 47)',
diff --git a/nezha-fronted/src/components/page/config/dc.vue b/nezha-fronted/src/components/page/config/dc.vue
index bef5f657f..29f87c91f 100644
--- a/nezha-fronted/src/components/page/config/dc.vue
+++ b/nezha-fronted/src/components/page/config/dc.vue
@@ -47,10 +47,6 @@
                       class="nz-btn nz-btn-size-normal nz-btn-style-light margin-l-20" id="dc-add">
                 <i class="nz-icon-create-square nz-icon"></i>
               </button>
-<!--              <button type="button" @click="listLanguage" :title="$t('overall.createDatacenter')"-->
-<!--                      class="nz-btn nz-btn-size-normal nz-btn-style-light margin-l-20" >-->
-<!--                <i class="nz-icon-create-square nz-icon"></i>-->
-<!--              </button>-->
             </div>
             <div class="pagination-top pagination-top-hide display-none"></div>
           </div>
@@ -152,7 +148,6 @@
   var vm;
   import bus from '../../../libs/bus';
   import trafficSettingBox from "../../common/rightBox/trafficSetting/trafficSettingBox";
-  // import util from "./util";
   export default {
     name: "dc",
     components:{
@@ -257,10 +252,6 @@
       }
     },
     methods: {
-      // listLanguage:function(){
-      //   util.methods.listLanguage();
-      //   console.log(util.data().languageList)
-      // },
       elementsetShow(s, e) {
         var eventfixed = {
           shezhi: 0,