U-turn
n. U形转弯, (喻)方向的改变
📖 牛津释义
U-turn
n
1 turn of 180 (by a car, etc) so as to face in the opposite direction without reversing （汽车等的）180转弯, 向後转, 掉头
No U-turns, ie as a sign on motorways, etc. 禁止後转弯（高速公路等的标牌用语）.
2 (idm 习语) do a `U-turn (infml 口) reverse one's policy 彻底改变政策
The government has done a U-turnon its economic policy. 政府的经济政策已经完全改变了.
🧩 词语组成解析
turn
[tɝn]
vt.& vi. 使转动;旋转;使改变方向;使不适;
vt. 使变酸;使变换;使变为;
n. 翻转;（路线或方向的）改变;机会;
🗣️ 情景例句
Many shopping malls and supermarkets can deliver goods straight to your door.
许多购物中心和超市提供免费送货上门服务。
Marry in lent, and you'll live to repent.
借债结婚，后悔一生。
Pretending to speak seriously, one of the workmen asked if he might make a telephone call before being taken to the station.
其中一个工人装模作样地问道，在被带往警察局之前，是否可以打一个电话。