谢谢亲爱的HR，终于收到面试通知了。可是回复了两次都显示发送失败;提示如下：
This is an automatically generated Delivery Status Notification.
Delivery to the following recipients failed.
Action: failed
Status: 5.2.2
X-Display-Name: Loreal Campus
请问是怎么回事呀?难道不能用gmail回复?还是其实已经发送成功了?大家有没有碰到这个情况的?