Please scroll down for English. 010001796b104e58-35f69d94-3a71-4758-b5c5-5b08cdf824bd-000000@amazonses.com，您好: 您发送到 zishengliu@zju.edu.cn 的邮件被收件人服务器拒收了，对方服务器返回的原因如下： . 您的原信请看附件。 Dear 010001796b104e58-35f69d94-3a71-4758-b5c5-5b08cdf824bd-000000@amazonses.com, Your message to zishengliu@zju.edu.cn was rejected by the recipient domain. The error that the other server returned was: " SMTP through SDN 6, SMTP: (Proxy)Host zju.edu.cn said 550 User not found: zishengliu@zju.edu.cn". Your original message is included as attachment. ---------------- This message is generated by Coremail. 您收到的是来自 Coremail 专业邮件系统的信件.