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VERB
退缩;后退
If something makes you recoil, you move your body quickly away from it because it frightens, offends, or hurts you.
例句
For a moment I thought he was going to kiss me. I recoiled in horror...
我当时以为他要亲我，所以吓得直往后退。
We are attracted by nice smells and recoil from nasty ones.
我们会被好闻的味道吸引，难闻的味道则会让我们退避三舍。
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VERB
（因为不喜欢而）拒绝，回绝，退避
If you recoil from doing something or recoil at the idea of something, you refuse to do it or accept it because you dislike it so much.
例句
People used to recoil from the idea of getting into debt...
过去人们不能接受欠债这种事情。
She recoiled at the number of young girls who had to live by selling their bodies.
那么多年轻的女孩不得不靠出卖肉体谋生，她觉得难以接受。
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N-SING
（枪炮的）反冲
The recoil of a gun is the quick backward movement that it makes when it is fired.
例句
The policeman fires again, tensed against the recoil, unleashing round after round at his assailant...
警察再次开火，紧抵着反冲机构，不断向袭击他的人射击。
I assembled the weapon, checked the firing and recoil mechanism and loaded it.
我把家伙组装起来，检查了一下击发和反冲机构，装上子弹。