knuckle词组,隐喻,短语

knuckle

knuckleknuckle[ˈnʌk(ə)l],knuckle 'down (to sth) (informal) 1.■to begin to work seriously at sth, usually after a period when you have not worked hard(闲散之后)开始努力(…):It’s time to knuckle down (to some hard work).得开始认真(刻苦工作)了。[synonym]buckle down (to sth)[G]v+adv,knuckle 'under (to sb/sth) (informal) 2.■to accept or admit defeat and do what you are told or what you have to do(向…)屈服，低头:Those who refused to knuckle under were imprisoned.不肯妥协的人被关押起来。[G]v+adv