She told herself to act cool.

她告诉自己要冷静行事。

youdao

I tried to act cool by spinning my pencil and doing tricks with it while we talked.

我装作很酷地不停转着笔玩各种花样。

youdao

The first rule of cool is to not act cool.

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It reminds me of a well-rehearsed magic act that involves transforming the concept of cool into a bankable currency, time and again.

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To ingratiate themselves to college customers, online booksellers run ads in school newspapers and hire students to act as roving ambassadors tactics that are long on cool and less expensive than traditional marketing methods.

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