英语词汇“knuckle down”的英英意思、用法、释义、翻译、读音、例句、短语、词组-英语词典

单词	knuckle down
释义	*knuckle down* To apply oneself earnestly to a task. Main Entry: knuckle
随便看	passant pass away passband passbook passed ball passel passementerie passenger passenger pigeon passenger virus passe-partout passepied passer passerby passer-by passerine pas seul pass-fail pass for passibility passible passim passing passingly passing note

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