Traditional exercises like sit-ups, press-ups and pull-ups are great for strengthening the body, providing you do them properly.

像仰卧起坐、俯卧撑和引体向上这些传统运动，只要你做得正确，就有利于强身健体。

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We all have ups and downs when it comes to feeling motivated but it's important to recognize when you're down and do what you can to pull yourself out of it.

说到积极向上我们都有起有伏，但是能够意识到你什么时候处于低谷并且能做到从哪跌倒就从那爬起是十分重要的。

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At 14 he was a weakling who could do only two pull-ups; at 16, when he made his first free ascent at Joshua Tree, he could do 27.

14岁，他弱到只能做两个引体向上；16岁，当他在约书亚树公园进行第一次徒手攀爬时，他能做27个。

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We do some exercise, dips, pull-ups,

我们做一些运动，仰卧后撑，做引体向上。

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Welty said her son never met a tree he didn't want to climb and was so strong he could do pull-ups with two fingers.

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Every few days, Vinh Cao would do sets of pull-ups, sometimes using the glove for three minutes between sets, to test its effects.

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To avoid being discharged, he would have to run three miles in less than 33 minutes, do 100 sit-ups in two minutes and manage three pull-ups.

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