这是由于你电子邮件没有发送成功,系统自动给你一个答复
大概意思是：
This is the Postfix program at host hroch.core.ignum.cz.
这是Postfix邮件系统反馈给你的信息：
I'm sorry to have to inform you that the message returned
很抱歉通知您邮件投递失败
below could not be delivered to one or more destinations.
For further assistance,please send mail to
如果需要进一步帮助,可以给（邮件系统管理员）发邮件
If you do so,please include this problem report.You can
delete your own text from the message returned below.
如果你要给回复信息的话,请附上这份错误报告,而您所写的邮件内容可以删除
The Postfix program（Postfix邮件系统）
这下面是主机信息,没什么重要的了,
:host mx1.mail.tw.yahoo.com[202.43.200.11] said:554
delivery error:dd Sorry your message to donna8410@yahoo.com.tw cannot be
delivered.This account has been disabled or discontinued [#102].-
mta158.mail.tpe.yahoo.com (in reply to end of DATA command)