fruitless /ˈfruːtləs/ adjective Learner's definition of FRUITLESS
: producing no good results : not successful没有成果的;无成效的 -
They made a fruitless attempt to find a solution.为找到解决方案,他们进行了一次失败的尝试。
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It would be fruitless to continue.坚持下去将是徒劳的。
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a fruitless argument没有结果的争论
— compare fruitful
— fruitlessness
noun [noncount]