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	operate operate as operate as something operate as sth operated operates operatic operatically operatically operating operating-room operating room operatingroom operating rooms operating-system operating system operatingsystem operating systems operating-table operating table operatingtable operating tables operating-theatre operating theatre operatingtheatre 拗捩拗救拗断拗花拗转拗颈拘拘传拘囚拘囿拘守拘定拘审拘役拘执拘押拘押所拘拘拘拿拘挛拘捕拘控拘摄拘束拘板

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