diff --git a/src/i18n/search_i18n_zh_CN.properties b/src/i18n/search_i18n_zh_CN.properties
index 5d81b7fe7..98acec015 100644
--- a/src/i18n/search_i18n_zh_CN.properties
+++ b/src/i18n/search_i18n_zh_CN.properties
@@ -1,3 +1,6 @@
+## See https://download.igniterealtime.org/openfire/docs/latest/documentation/translator-guide.html
+## In property strings that are parameterized, single quotes can be used to
+## quote the "{" (curly brace) if necessary. A real single quote is represented by ''.
 login.title=管理控制台
 
 advance.user.search.title=高级用户搜索
@@ -9,6 +12,7 @@ advance.user.search.more_options=更多选项
 advance.user.search.less_options=更少选项
 advance.user.search.users_found=找到用户
 advance.user.search.online=在线
+advance.user.search.jid=XMPP 地址
 advance.user.search.username=用户名
 advance.user.search.name=名称
 advance.user.search.email=电子邮件