预定酒店，邮件退回

被退回的信息：

Google tried to deliver your message, but it was rejected by the recipient domain. We recommend contacting the other email provider for further information about the cause of this error. The error that the other server returned was: 550 550 Requested action not taken: mailbox unavailable (state 14).

换个邮箱，小问题。


你都不说你去哪，谁知道当地有没有GH。春节中国人多，预订没坏处。

看下标题是否太简单

退回的话应该有原因说明的

也可以参考那个做对应

企业邮箱？换酒店吧。