said:550 Invalid User:feliunian@163.com (in reply to RCPT TO command).发送邮件被退信,然后讲这个是退信的原因.看不懂.帮忙翻译下子.谢啦.^ ^

said:550 Invalid User:feliunian@163.com (in reply to RCPT TO command).发送邮件被退信,然后讲这个是退信的原因.看不懂.帮忙翻译下子.谢啦.^ ^
said:550 Invalid User:feliunian@163.com (in reply to RCPT TO command).
发送邮件被退信,然后讲这个是退信的原因.看不懂.帮忙翻译下子.谢啦.^ ^

said:550 Invalid User:feliunian@163.com (in reply to RCPT TO command).发送邮件被退信,然后讲这个是退信的原因.看不懂.帮忙翻译下子.谢啦.^ ^
说：550无效的用户：feliunian@163.com （在答复RCPT TO命令） .