怎么这个邮箱sjtu.edu.cn总是把我的邮件退回

This is the mail system at host mail.sjtu.edu.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

: permission denied. Command output:
/mailstorage/sjtu.edu.cn/i/ia/iah/Maildir maildrop: maildir over quota.

有些邮箱可能是网内的邮箱，不是所有的都是发的，比如集团内部的，你的情况应该是邮箱过期吧。或者是无效邮箱，你给邮箱的人联系一下，换个其他的再发送。

可以私聊我~

如以上回答内容为低俗、色情、不良、暴力、侵权、涉及违法等信息，可以点下面链接进行举报！

点此我要举报以上问答信息