Why are Jamaican sprinters so fast?
牙买加闪电为何能如此之快？
Some sprinters had to be treated for bruises, it was reported.
有消息称，有些选手甚至得接受治疗。
The sprinters are in their lanes now. They are doing up some warming-up exercises.
运动员已经上跑道了，他们要做准备活动。
Sprinters will usually swim with longer arms and less elbow bend than distance swimmers.
短距离选手通常比长距离选手肘部弯曲度小，手臂比较伸展。
This is even more true for sprinters and is partly attributed to physiological differences.
对于冲刺（短距离）运动员来说，尤其如此。这种现象部分归因于生理学的差异。
At first sight, sprinters might be expected to have more Achilles leverage than average, not less.
乍看起来，短跑运动员似乎应该比普通人拥有更长的跟腱“杠杠”，而不是更短。
Far more probable is that the old adage of coaches, that great sprinters are born not made, is true.
更可能正确的说法是教练员们的老话：有天分的苗子才能成为短跑运动健将。
The best sprinters find that balance between pushing as hard as possible while staying relaxed and fluid.
优秀短跑运动员可以在跑得尽量快和保持放松和流畅之间找到平衡。
Most people assumed I would end up as a road cyclist because my physique is much smaller than most sprinters.
很多人猜测我最终会成为一名公路自行车选手，因为我的体形比大多数场地自行车选手小。
Cheetahs, the champion sprinters of the animal kingdom, have non-retractable claws that give a similar advantage.
猎豹是动物中的短跑之王，它的脚爪是不能伸缩的，这给猎豹提供了类似的优势（译注：即和地面的接触面积更大）。
In other words, sprinters sacrifice the mechanical advantage of a long lever for the benefit of a stronger push-off.
换句话说，短跑选手牺牲了长杠杆所带来的力学优势从而获得了更为迅猛的起跑速度。
The length of the lever of bone that the Achilles tendon pulls on also differed, being a quarter shorter in sprinters.
他们还发现，跟腱拉伸时所产生的“杠杆长度”也有差别，短跑运动员的“杠杆长度”要短四分之一。
They have looked at the anatomy of sprinters and found that their feet are built differently from those of couch potatoes.
他们通过对短跑运动员解剖分析，发现这些人的足部同“沙发土豆”不尽相同。
They have looked at the anatomy of sprinters and found that their feet are built differently from those of couch potatoes.
在研究了短跑运动员的解剖结构信息后，他们发现这些运动员的足部和那些经常不运动的人的足部不一样。
Sprinters work hard and fast in a burst of energy while marathon runners spread the load and build slowly towards the climax.
短跑运动员是在短时间内爆发能量而马拉松运动员则是沿途慢跑逐渐发挥到极致。
At first sight, sprinters might be expected to have more Achilles leverage than average, not less.First sight, however, is wrong.
乍眼看来，短跑运动员应该比一般人拥有更大的跟腱杠杆力——可是第一感觉不尽正确。
At first sight, sprinters might be expected to have more Achilles leverage than average, not less. First sight, however, is wrong.
乍眼看来，短跑运动员应该比一般人拥有更大的跟腱杠杆力——可是第一感觉不尽正确。
The other five African sprinters were Nigeria, Ethiopia, Chad, Mozambique and Rwanda, all with annual growth rates of around 8% or more.
其他五个来自非洲的佼佼者是尼日利亚、埃塞俄比亚、乍得、莫桑比克和卢旺达，它们的年经济增长率均接近甚至超过了8%。
Sprinters pull this muscle more than distance runners, but as I discovered, even straining your hamstring can limit your ability to run fast.
短跑者比长跑者更多地使用这块肌肉，不过照我的观察如果后腿腱紧张也会限制你的速度。
By using literature, expert interview, logic analysis and experiments, this paper discusses the adolescent sprinters' strength training methods.
文章采用文献资料法、专家访谈法、逻辑分析法、实验法等，对青少年短跑运动员力量训练的方法进行探讨。
Some research has shown that the greatest benefits from taper occur in fast-twitch muscle fiber, the type of muscle primarily used by sprinters.
一些研究显示，恢复的最大的受益者产生于快速收缩肌肉纤维中，这种类型的肌肉，主要是冲刺(短距离)运动员使用的。
Biochemical changes in juvenile sprinters after speed training were studied for the purpose of predicting the effects of massage in removing fatigue.
本文以少年短跑运动员速度练习后部分生化指标值的变化来推测运动后的恢复性按摩对血液、尿等生化方面的影响。
According to the computer simulation, having long toes also makes sprinters speedier, by extending the time that a runner's foot makes contact with the ground.
根据电脑的模拟，长足跟通过延长短跑选手足部与地面接触的时间同样可以使得选手们获得更快的速度。
Far more probable is that the old adage of coaches, that great sprinters are born not made, is true. Everyone else, games masters included, should just get used to the idea.
更加可能的是，教练们的“格言”——伟大的短跑选手是天生的，而不是训练出来的——是真的。
Far more probable is that the old adage of coaches, that great sprinters are born not made, is true. Everyone else, games masters included, should just get used to the idea.
更加可能的是，教练们的“格言”——伟大的短跑选手是天生的，而不是训练出来的——是真的。
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