U-turn

英 [ˈjuː tɜːn]

美 [ˈjuː tɜːrn]

n.  (汽车等的)U形转弯，180度转弯; (政策、行为上令人尴尬的)彻底转变，180度大转变

复数：u-turns　

Collins.1

牛津词典

noun

• （汽车等的）U形转弯，180度转弯
  a turn of 180˚ that a vehicle makes so that it can move forwards in the opposite direction
  1. to do/make a U-turn
     作180度转弯
• （政策、行为上令人尴尬的）彻底转变，180度大转变
  a complete change in policy or behaviour, usually one that is embarrassing

柯林斯词典

• N-COUNT U型转弯；180度转弯；掉头
  If you make aU-turnwhen you are driving or cycling, you turn in a half circle in one movement, so that you are then going in the opposite direction.
  1. Making a sharp U-turn, she headed back...
     她猛地掉转车头，往回开。
  2. Eventually, he turned off the main route and suddenly did a U-turn.
     最后，他驶离主道，来了一个急掉头。
• N-COUNT （政治家在政策、计划、行动方面的）180度大转弯，彻底转变
  If you describe a change in a politician's policy, plans, or actions as aU-turn, you mean that it is a complete change and that they made the change because they were weak or were wrong.
  1. ...a humiliating U-turn by the Prime Minister.
     首相极不光彩的180度大转变
  2. ...the U-turns he made on economic policy and pit closures.
     他在经济政策和煤窑关闭方面的那些180度大转变

双语例句