add labels.first-term

dashboard/src/locales/zh-Hans/label.ts

@@ -9,6 +9,11 @@ const items = {
   "labels.collaborators": "协作者",
   "labels.link": "链接",
   "labels.upload": "上传",
+  "labels.first-term": "第一个术语",
+  "labels.sign-in": "注册",
+  "labels.first-wbw": "第一个术语",
+  "labels.first-translation": "第一个译文",
+  "labels.first-course": "第一个课程",
 };
 
 export default items;