名词
中文翻译：疲劳
同义词：
['weariness', 'fatigue']
例句：
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1. After a long day atwork, I am completely exhausted.
工作了一整天后，我感到非常疲惫。
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2. The marathonrunners were all exhausted by theend of the race.
马拉松跑者在比赛结束时都筋疲力尽。
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3. Shewas so tired that she couldn'tkeep her eyes open.
她太累了，睁不开眼睛。