u-turn

基本解释

Michael and Sara wait in the ambulance while Lincoln and Sucre are camped out in a LeMans. Wyatt calls Pad Man. As the limo makes a u-turn, the team realizes it's a trap.
迈可和莎拉一组在救护车中等待，林肯和苏克雷一组驾驶着一辆菜曼在另一条巷子中埋伏，怀亚特通知了“将军”，其座驾马上反转掉头而行，这时团队意识到这是个圈套。
Using this model, Zhang and his team then designed a plasmonic waveguide with a 180 degree bend that won�t alter the energy or properties of a light beam as it makes the U-turn.
使用这个模型，然后张和他的团队设计了一个180度的弯曲，将不会改变能源或光束性能，因为它使掉头一电浆子波导。
This reversal -- a U-turn from rising interest rates and falling expectations that the Federal Reserve will move on rates anytime in 2010 -- has also turned income investors' strategies inside out.
这样一种逆反——U型转变，从利率增加到美联储可能会在2010年中随时变化利率的期望落空——也让收益投资者的策略彻底改变。

The idea is to replicate the so-called Sunni Awakening in Iraq's Anbar province, where the U.S.exploited simmering resentment of al-Qaida to turn the tribes against the radical insurgents.
And that way, you'd make a u-turn and then I'd owe you a lot more money,
那样的话，你掉头行驶，我就得付更多钱了。
Is there 实战 - SpeakingMax英语口语达人

U-turn away from the nationalisation and fiscal recklessness that began the Mitterrand presidency in 1981.
ECONOMIST: The French Socialist Party
American health insurers, having long opposed this idea, have performed a startling U-turn in recent weeks.
ECONOMIST: Reforming American health care

If you make a U-turn when you are driving or riding a bicycle, you turn in a half circle in one movement, so that you are then going in the opposite direction. U
If you describe a change in someone's policy, plans, or actions as a U-turn, you mean that it is a complete change. 180

掉头交通
In the analysis of capacity, this study proposed the capacity models of u-turn under the right turn, and demarcated the parameters with the survey.
在通行能力分析中,建立右转交通干扰条件下的掉头交通通行能力模型,并通过实际调查标定相关参数。
远引调头
ｕ形转弯