knee-jerk

US 
UK 
  • adj.本能地做出的;未经思考做出的
  • v.(对…)作出本能反应
  • Web膝反射;下意识的;膝反射式
knee-jerk
adj.
1.
本能地做出的;未经思考做出的produced automatically, without any serious thought
It was a knee-jerk reaction on her part.
这是她未加思索做出的反应。

Sample Sentence

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