词：U-turn =change

英英释义：a complete change of ideas, plans etc 

例句：In the past two years, the local government has been utterly inconsistent with its policies, making various U-turns. 

一般是make a U-turn

Many critics accuse the European government of doing a sudden U-turn on its promise to take in more immigrants.

do/make a U-turn on sth

1）翻译下面的句子：

他的观点发生了 180° 大转弯，决定和前妻复婚。 

He made a U-turn and decided to remarry his ex-wife.

（参考翻译：He has made a U-turn and decided to remarry his divorced wife. 或 He has made a U-turn, deciding to remarry his ex-wife.） 

造句：

他辞了稳定的高薪工作之后，开始准备自己的创业。乍一看，他做了个职业生涯上180度大转弯的决定么，招致周围人的反对、质疑。但如果你了解他，你就会知道这不过是他长期计划当中的一部分。

After he resigned his stable well-paid job, he started the preparation of his own business. At first glance, he has made a U-turn on his career, a decision inciting dissent and doubts from around. But if you know him well, you will accept it just as a part of his long-term plan.