英语词汇“无用功”的释义、用法及例句翻译-英汉例句词典

词汇	无用功
例句	When there's a crisis, they either do nothing or do something totally useless.发生危机时，他们或者什么也不做，或者做些无用功。
随便看	wastepaper basket waste pipe waste product waste products waster wasters wastes waste water waste wood wasting wasting asset wasting away wastrel was unaware Wat Watch watch watchable watch and ward watchband watch chain watch dial watchdog watched watcher

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