他来了个180度大转弯，早先预言今年会有2%的下降，现在又预言会有1%的增长。

He's doing a U-turn and forecasting 1% growth this year after earlier predicting a 2% drop.

《柯林斯英汉双解大词典》

你要是来个180度大转弯，我就会欠你更多的钱。

You'd make a U-turn and then I'd owe you a lot more money.

youdao

我要让这支球队来一个360度大转弯。

I'm going to turn this team around 360 degrees.

youdao

Obviously, it goes without saying that today the assessment of Milton as some kind of imminent social threat or some sort of social force in terms of the radical nature of political power - that has taken a sharp turn.

显然--这是不言而喻的--现在，这一种基于弥尔顿,政治力量的激进性而把他看做是,危险的社会威胁或社会力量的观点,已经有了180度大转弯。

耶鲁公开课 - 弥尔顿课程节选