kneejerk

例句：

1. 1. 本能反应，无思考的响应。2.
   体育比赛中
2. 3.
   政治或社会运动中
3. 1. The knee-jerk reaction to the news wasto close down the factory immediately.
   对新闻的本能反应是立即关闭工厂。
4. 2. The coach's knee-jerk decision tochange the starting lineup was met with disbelief from the players.
   教练未经深思就决定改变首发阵容，这让球员们难以置信。
5. 3. During the election campaign, there weremany knee-jerk reactions to thecandidates' positions.
   选举期间，许多未经深思的反应对候选人的立场做出回应。