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当电子邮件在发送过程中有误时，则____。

A、电子邮件将自动把有误的邮件删除

B、邮件将丢失

C、电子邮件会将原邮件退回，并给出不能寄达的原因

D、电子邮件会将原邮件退回，但不给出不能寄达的原因

时间：2021-09-01 16:12 关键词：安徽教育在线合肥财经职业学院机电一体化技术

答案解析

C

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