英语词汇“vainly”的释义、用法及例句-英汉例句词典-知否

词汇	vainly
例句	adverb He shouted after them, vainly trying to attract their attention. 他在他们的后面高喊，想引起他们的注意，却是徒劳。
随便看	overspends overspent overspill overstaffed overstate overstated overstatement overstates overstating overstay overstayed overstaying overstays overstep overstepped overstepping oversteps overstep the mark/line overstock overstocked overstocking overstocks overstretch overstretched overstretches

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