Unless you have a very primitive E-mail system, it probably has some system (usually called "folders") that can be used to permanently store messages for recall at any time in the future.

除非你使用非常原始的邮件系统，否则它都会提供一个功能(通常叫“文件夹”)来永久保存邮件，方便日后随时查看。

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Permission given at the server to perform Message Recall (and optionally at the policy and the recipient's mail-file level, where the feature can be turned off).

允许服务器执行邮件收回功能的许可(可以选择在策略和收件人邮件文件级别上给出许可，可以在该级别上关闭邮件收回功能)。

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Enabled on the server and client by default, this new feature lets you recall mail messages that were sent in error.

默认情况下，服务器和客户机将启用该功能，允许您收回被错误发送的邮件消息。

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Then the beat-up pendant arrived in the mail, leaving Mann to marvel at its journey and recall his own through the village near Rethel, France, where his outfit had dug in for a few days' rest and traded Spam and cigarettes for fresh eggs with two young women in a farmhouse nearby.

WSJ: NY WWII vet receives long-lost dog tag from France

In evidence to a UK parliamentary hearing in July 2011, Murdoch said he could not recall seeing a key document known as the "for Neville" e-mail.

CNN: James Murdoch: Son of the Sun king