动词
中文翻译：努力
同义词：
['strengthen', 'exert', 'apply']
例句：
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1. He exerted all his strength to lift the heavy box.
他竭尽全力把箱子举起来。
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2. The athletes exerted their utmost effort in the final race.
运动员们在最后的比赛里尽了全力。
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3. She exerted her influence to help the cause.
她努力帮助这个事业。