diff --git a/languages/zh-CN-irc.lang.json b/languages/zh-CN-irc.lang.json
index c9e80ea5..32d61663 100644
--- a/languages/zh-CN-irc.lang.json
+++ b/languages/zh-CN-irc.lang.json
@@ -15,7 +15,6 @@
   "Added temporary (%[1]s) K-Line for %[2]s": "为%[2]s添加临时 (%[1]s) K-Line",
   "Additional grouped nick: %s": "添加绑定昵称：%s",
   "Authentication successful": "身份验证成功",
-  "Ban - %[1]s - added by %[2]s - %[3]s": "禁封 - %[1]s - 操作人 %[2]s - %[3]s",
   "Can't change modes for other users": "无法修改其他用户的状态",
   "Can't view modes for other users": "无法查看其他用户的状态",
   "Cannot join channel (+%s)": "未能加入频道（+%s）",
@@ -70,7 +69,6 @@
   "Oragono is released under the MIT license.": "Oragono基于MIT证书发布。",
   "Password incorrect": "密码错误",
   "Permission Denied": "您没有该权限",
-  "Permission Denied - You're not an IRC operator": "您没有该权限 - 您并非IRC管理员",
   "Received malformed line": "接收到的格式不正确的行",
   "Registered at: %s": "您欲注册的账户或聊天室已存在于：%s",
   "Registration requires a valid e-mail address": "注册需要合法e-mail邮箱",