用户名称显示在用户添加的内容旁边：博客评论、书签或社区论坛问题。

The user name displays next to anything that user adds: blog comment, bookmark, or community forum question.

youdao

请输入您的用户名，请确认您输入的用户名长度是否符合论坛标准。

Please enter your ID, and confirm that the length of ID you entered matches the forum standard.

youdao

抱歉，用户使用该用户名和电子邮件地址未注册的论坛。

Sorry, user with this username and email address is not registered on the forum.

youdao