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
No...I can't remember taking pictures of people exercising.
没有 ……我好像没有拍过人们练健身操的照片。
It took me an hour to walk there.
走到那里花了我一小时。
Yes, they're our new reading books. Is the box too heavy?
对，这些是我们的新教科书，这个箱子重吗？