Pumping up is easier for people who have been buff before, and now scientists think they know why — muscles retain a memory of their former fitness even as they wither from lack of use.

为什么健身对于身体健康的人而言更加容易？现在，科学家们认为他们找到了原因——即便因为疏于锻炼而有所退化，肌肉也能够记住它们从前的健康状态。

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For now, he has set his sights on marketing Skyride to fitness facilities and ski resorts for off-season use. And he's banking on his ability to wow ABC's Shark Tank producers.

目前，他正向健身中心力推空中单车，也希望滑雪场能在淡季使用，并努力让ABC台《创智赢家》的制作人眼前一亮。

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Examinations are of use only so far as they test the child's fitness for social life and reveal the place in which he can be of the most service and where he can receive the most help.

考试只是为考察儿童对社会生活的适应力，发现他能为社会提供最大的服务、能够得到最多的帮助的那个位置，如此考试才是有用的。

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In reflecting back over the games of the Euro 2012 that we have witnessed thus far, the winning formula for a consistent performance is a combination of talent, in-game fitness and intelligence and most importantly controlled and effective use of emotions.

FORBES: Euro 2012 - What It Takes To Win