我以hoodong邮箱发出的邮件好几次被退回。详见以下，请问是什么原因。而且同一邮件退几十次。


附加的邮件发生暂时的非致命投递错误

这只是一封警告邮件－无需重新投递该邮件！

该服务器配置为在指定的间隔内自动重试投递。后续投递该邮件的尝试正待处理。

Failed address: linda.liu@apw.com

--- Session Transcript ---
Fri 2007-04-06 14:34:44: Parsing Message <xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxpd90000000014.msg>
Fri 2007-04-06 14:34:44: From: leeshu@hoodong.com
Fri 2007-04-06 14:34:44: To: linda.liu@apw.com
Fri 2007-04-06 14:34:44: Subject: =?gb2312?B?UmU6ICjI8NDHzOHKvi20y9PKvP6/ycTcysfArLv408q8/ilSRTogudjT2rni?= =?gb2312?B?tPO7+rnxssm5usrC0ss=?=
Fri 2007-04-06 14:34:44: Message-ID: <004a01c7766b$bcd32180$3200a8c0@leeshu>
Fri 2007-04-06 14:34:44: MX-record resolution of in progress (DNS Server: 202.106.0.20)...
Fri 2007-04-06 14:34:45: * P=010 S=001 D=apw.com TTL=(19) MX=
Fri 2007-04-06 14:34:45: * P=020 S=000 D=apw.com TTL=(19) MX=
Fri 2007-04-06 14:34:45: Attempting MX: P=010 S=001 D=apw.com TTL