你有一小时来整理行李。

You have a scant hour in which to pack.

youdao

有研究表明，在持续地集中注意力一小时后，你的大脑需要休息。

There is research that shows that after about an hour of intense focus, your brain needs a break.

youdao

但这款充电靴有一个问题：你需要行走12个小时，才能提供可供手机用一小时的电量。

You need to walk for 12 hours in the boots to generate one hour's worth of charge.

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And then after a few minutes or maybe an hour, you hopefully have at least one dancing cookie.

几分钟或者可能一小时过去后，你颇有希望地拥有至少一个会跳舞的饼干人。

哈佛公开课 - 计算机科学课程节选