diff --git a/config/locales/zh_tw.yml b/config/locales/zh_tw.yml
index 9a1e340..27c7b18 100644
--- a/config/locales/zh_tw.yml
+++ b/config/locales/zh_tw.yml
@@ -3,6 +3,9 @@ zh_tw:
   module_name:
     personal_conference: 研討會論文
   personal_conference:
+    select_class: "——選取分類——"
+    search_class: "搜尋類別:"
+    word_to_search: "關鍵字搜尋:"
     year : "年度"
     language : "語言"
     paper_title : "論文名稱"