One day, as we are standing off to the side, we see a person walk out of the rear side of the gate, emerging from one day in the future.

有一天，正站在门边的时侯，我们看到从门的后方走出一个人，是从未来某一天来的。

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Then you figure out how much exercise a person of your weight would need to do to burn 500 calories per day (see exercise), and you get off your lazy ass and do it.

然后你计算出多少行使你的体重的人都会需要做的，每天消耗500卡路里(见练习)，你就可以把您的懒驴和做。

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