by leaps and bounds
forward leap
leapn.1.跳跃;飞跃 The dog made a leap over the fence. 狗跳过了围栏。2.(数量)剧增
leap就可以了,可以做动词名词。做动词时是不及物的,要说leap to后面接地方做名词a leap就代表一个飞跃
.(突飞猛进) leap: 飞跃发展 advance in development by leaps and bounds; 瑞典的工业近年来飞跃增长。 Swedish industry has of late years grown with leaps and bounds.2.[哲学] leap: 认识过程的一次飞跃 a leap in the process of cognition
fear? fair?
a leap
struggleleap
如果是抽象的比如质量水平之类的话还是great improvement吧
quantum jump
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