问题描述：
英语翻译
This is the mail system at host mx2-194.sinamail.sina.com.cn.
I'm sorry to have to inform you that your message could not
be delivered to one or more recipients.It's attached below.
For further assistance,please send mail to postmaster.
If you do so,please include this problem report.You can
delete your own text from the attached returned message.
The mail system
(expanded from ):host
mail3-77i.sinamail.sina.com.cn[10.55.2.77] said:522 5.2.2 can not find the
user path (in reply to end of DATA command)
This is the mail system at host mx2-194.sinamail.sina.com.cn.
I'm sorry to have to inform you that your message could not
be delivered to one or more recipients.It's attached below.
For further assistance,please send mail to postmaster.
If you do so,please include this problem report.You can
delete your own text from the attached returned message.
The mail system
(expanded from ):host
mail3-77i.sinamail.sina.com.cn[10.55.2.77] said:522 5.2.2 can not find the
user path (in reply to end of DATA command)
问题解答：
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