He was still breathing hard after his run.

他跑完步，现在还气喘吁吁的。

《牛津词典》

But you should run hard enough at the end to accustom your body to the late-race fatigue of the marathon.

你应该在将近结束时跑得卖力一点，这样会使你的身体适应马拉松比赛时后期的疲惫感。

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If you run hard every day, you will just continually break your muscles down, and improvement will be slow and difficult -and it could lead to burnout or injury.

如果你每天都跑到精疲力尽，你会中断肌肉的生长，提高肌肉将是更慢更难的事情，甚至肌肉会因此受到伤害。

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It is easy for a new, well-intentioned manager to inadvertently run afoul of the hard-wired human brain.

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Although relatively liberal in his views, he had been encouraged to run by several hard-line MPs.

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In the Barcelona WTA tournament, Olga Govortsova of Belarus continued her fine run with a hard-fought 7-6 6-7 6-2 win over home player Laura Pous in the second round.

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