英语词汇“in vain”的释义、用法及例句-英汉例句词典-知否

词汇	in vain
例句	Idiom They tried in vain to persuade her to go. 他们极力劝说她去，但枉费了一番口舌。 She waited in vain for her son to return. All our efforts were in vain. 我们的所有努力都付诸东流了。
随便看	recommence recommenced recommences recommencing recommend recommendation recommended recommending recommends recompense recompensed tolerate tolerated tolerates tolerating toleration to little/no avail to little/no purpose toll tolled toll-free tolling tollroad tolls tollway

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