英语翻译This is the Postfix program at host smtp.263xmail.com.I'

英语翻译
This is the Postfix program at host smtp.263xmail.com.
I'm sorry to have to inform you that the message returned
below could not be delivered to one or more destinations.
For further assistance,please send mail to
If you do so,please include this problem report.You can
delete your own text from the message returned below.
The Postfix program
:host mx2.vip.sina.com[202.108.3.153] said:554 5.7.1
:Sender address rejected:Please see
请问谁会把这段英文给翻译过来?