The racing car powered down the home straight.

赛车在终点直道上急驰。

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The trouble is that desktop and laptop systems are likely to be powered down at these times.

问题在于，台式机和笔记本系统很可能在这些时间是关闭的。

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If you run Linux (or most other UNIXes) on a desktop or laptop computer, that system may be powered down from time to time.

如果在台式机或笔记本电脑中运行Linux(或大多数其他UNIX系统)，那么可能会经常关闭系统。

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Back home last Friday night, I powered down the iPhone, got the kids to bed, and Joe and I talked, undistracted.

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Preface enables a secondary LCD screen to display data and pictures and run other useful mini-applications (e-mail, games and music) even when a Preface-enabled notebook is powered down.

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The Zimbabwean veteran had no answers for the British number one's newfound aggression as he powered down seven aces and saved three break points on his own serve.

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