英语词汇“knuckle down”的释义、用法及例句-英汉例句词典

词汇	knuckle down
例句	phrasal verb I'm going to have to knuckle down to some serious study. 我得开始认认真真地学习了。
随便看	minor minored minor in minoring minor in something minorities minority minority report Minor league minor-league minors minster MINT mint minted minting mints minty minus minuscule minute minuted minutely Minutemen minuter

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