收到通知新邮件到达时。

Get notifications when new mail arrives.

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当你听到新邮件到达的提示音时，也许你正在工作，然后就中断手中的工作去查邮件了。

You might be in the middle of work when you hear the siren beep of a new email zooming into your inbox, and suddenly your work is halted so you can take a look.

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