Whether or not stretching prevents injuries is difficult to prove. If you stretch too much, or too hard, you actually can increase your risk of injury.

拉伸是否可以预防受伤是难以确认的，如果你拉伸太多，或过度，事实上会增加你受伤的风险。

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The coastal redwoods can also be devilishly hard to find, hidden in remote areas in a largely rural stretch of Northern California and southern Oregon.

在这里输入译文这种红杉也特别难以找到，分布在北加利福尼亚和南俄勒冈大部分为农田的偏远地区。

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In economic hard times, we must stretch resources -do better with less.

在经济困难时期，我们必须扩展资源——以更少的资源做到更好。

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Half a century after the guns fell silent in World War II, Asia is enjoying a hard-won stretch of peace and prosperity.

CNN: HEN THE FOREIGN MINISTERS

Yet within current limits it's hard to know how long the string will stretch.

FORBES: Indian Unease

Hard to believe a professional wrestling company would stretch truth in advertising, but the two became set for a return bout once Rock beat C.

WSJ: The Rock is ready to roll as WrestleMania nears