那么这是美国田联的研究是不是主要就说明，无论你现在是拉伸还是不拉伸，请继续保持原状？

So is the primary takeaway of the USA Track and Field study that, whatever you're doing now in terms of stretching or not stretching, don't stop?

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美国田联的研究还发现了一个怪现象: 被分到跑前不拉伸的小组里的, 而之前有跑前拉伸习惯的, 非常容易受伤, 比例很高.

One anomalous finding of the USA Track and Field study was that runners who were used to stretching and were assigned to the nonstretching group became injured at a disproportionately high rate.

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中国的前奥林匹克110米栏冠军和世界110米栏冠军刘翔在星期日举行的田联钻石联赛上海赛中终结了美国选手奥利弗的18连胜。

China's former Olympic and world 110-metre hurdles champion Liu Xiang ended American David Oliver's winning streak of 18 finals at the Shanghai Diamond League meeting on Sunday.

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