They played a computer game that paid real cash to look for money behind three doors on the screen. (You can play it yourself, without pay, at tierneylab.blogs.nytimes.com.)

他们需要花钱在电脑屏幕上的三扇门后寻找钱币（你也可以免费玩这个游戏，游戏网址是tierneylab.blogs.nytimes.com）。

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youdao

When exercise is play, you’re not forcing yourself to do it —you *want* to do it.

当锻炼是玩儿的时候，你不会逼自己做，而是你想要做。

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Perhaps the best way to read this book is to read it aloud, as you might with a play, to yourself or with your friends.

也许阅读本书的最佳方式是,大声朗读，无论是自导自演，或是和你的同伴一起。

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How about trying to play it cool and stop yourself from calling (or emailing, or texting) your love interest by blocking out all thoughts about that person?

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Though you may not understand it until you play the game for yourself, these familiar elements are part of the reason why Mario 3D Land is so unique.

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Nat Gertler , host of a Peanuts fan site, got curious about the system and reverse engineered it, showing how you can play around with the images yourself, applying different sale tags and features.

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