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	debility debit debit-card debit card debitcard debit cards debited debiting debit-note debit note debitnote debit receipt debit-receipt debitreceipt debits debonair debonairly debonairness de-bono,-edward De Bono, Edward debra winger debra-winger debrawinger debrett Debrett's 曳纲曳绳钓曳长更更上一层楼更为更事更仆难数更代更其更加更动更变更名更名改姓更坊更夫更头更始更姓更嬗更定更审更年期更年期综合征

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