英语词汇“knuckle down”的意思、释义、用法及双语翻译-时代网

词汇	knuckle down
释义	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	penultimately penumbra penumbrae penumbral penumbras pen up pen up sb pen up somebody pen up something pen up sth penuries penurious penuriously penuriousness penuriousnesses penury peon peonage peonages peonies peony people people people-carrier people carrier 讨访讨账讨贱讨赏讨还讨逆讨钱讨饭讨饭棒讨饭胚讨饶讨骂让让与让价让位让先让利让子让座让开让强让手让权让梨

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