diff --git a/locales/zh-CN.json b/locales/zh-CN.json
index 5f89f964..1033e77e 100644
--- a/locales/zh-CN.json
+++ b/locales/zh-CN.json
@@ -423,5 +423,7 @@
     "Current version: ": "当前版本: ",
     "next_steps_error_message": "在此之后你应尝试： ",
     "next_steps_error_message_refresh": "刷新",
-    "next_steps_error_message_go_to_youtube": "转到 YouTube"
+    "next_steps_error_message_go_to_youtube": "转到 YouTube",
+    "short": "短（少于4分钟）",
+    "long": "长（多于 20 分钟）"
 }