该邮件以前被标记过其他动作，该动作标记已被取消。
This message was previously marked for a different action. The previous action has been canceled.
一个重要的问题就是，传输和存储的邮件的大小和数量都比以前要大。
One of the main problem areas is that the size and amount of mail being transferred and stored are both much greater than what was once considered the norm.
在传真机和电子邮件发明以前，邮寄是发送信息的唯一途径。
Before the invent of fax machines and email, mail was the only way to send information.
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