Yesterday you agreed. What made you change your mind?

昨天说得好好的，怎么变卦了？

《新英汉大辞典》

Whatever made you change your mind?

是什么使你改变主意的？

youdao

"Did you change your mind?" she asked.

“您改变主意了吗？”她问道。

youdao

In your estimation, and you don't have to go on a record, you can change your mind after leaving Inner Core.

在您的看法中，您不用将看法录下来，您可以在离开人性讲堂后改变想法。

普林斯顿公开课 - 人性课程节选

You don't have to try to get the change of law You don't have to get the supreme court to change its mind. All you have to do is to get out your credit card and go online and it's done.

不必试图修改法律,也不必游说最高法院,做出什么改变，你需要做的,只是掏出你的信用卡，登陆网站，然后一切搞定。

普林斯顿公开课 - 人性课程节选

But if you are so inclined whether for this problem set or any other throughout the term, you can change your mind week to week.

但是如果你倾向哪套题,那么你可以按周改变想法。

哈佛公开课 - 计算机科学课程节选

However, the options are there to let you change your mind if you are so inclined.

CNN: SHARE THIS

Mr Darling ends the letter by quoting advice from economist Maynard Keynes that "when the facts change, you change your mind".

BBC: UK Politics

If you change your mind now, you can stay in Japan.

NPR: Literature and Lullabies from the 'Axis of Evil'