英语词汇knuckle down的翻译、用法及例句-MX2U.com英汉词典

词汇	knuckle down
释义	knuckle down phrasal verb with knuckle verb uk/ˈnʌk.əl/ us/ˈnʌk.əl/ informal 开始努力工作;开始用功学习 to start working or studying hard You're going to have to really knuckle down (to your work) if you want to pass your final exams. 如果你想通过期末考试，就必须用功学习。
随便看	firry first first aid firstborn first class first-class first cousin first-day cover first-degree first finger first floor first-foot firstfruit firsthand First Lady first light firstly first mate first name first night first of all first offender first officer first person first post 臰臰臰臰臱臱臱臱臱臱臱臲臲臲臲臲臲臲臲\|卼至

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