The mail is delayed because 21CN can't connected the receiver's Mail server 。You will be informed if delivery proves to be impossible at the end .
The mail is delayed because 21CN can't connected the receiver's Mail server 。You will be informed if delivery proves to be impossible at the end .
由于21CN无法连接到对方的邮件服务器，所以邮件暂时未发送出去。如果发送最终失败的话，你会收到另一封邮件通知。建议您与对方邮件服务器的系统管理员联系！