quantum leap
参考词典中quantum leap的常规释义：
基本释义
- n.[物]量子跃迁,<喻>跃进,巨大突破
英英解释
1个名词解释
- a sudden large increase or advance
[同] quantum jump, quantum leap
[例]- this may not insure success but it will represent a quantum leap from last summer
点击查看……- a sudden large increase or advance
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