Ballroom dancing has long been considered a form of healthy exercise in China, with large groups gathering in parks or sports grounds to whirl away to piped-in music.

集体舞在中国被认为是一项健康运动，在公园和体育场都可以看到大量的人们随着音乐起舞。

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To free electrons, something has to make them whirl fast enough to break away from their nuclei.

为了释放电子，必须使电子高速旋转而足以摆脱它们的原子核。

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Away from the whirl of bargains, he created a Silence Room where shoppers could escape London crowds.

FORBES: Peace And Quiet Is The New Black