My father left when I was 15, and things changed.

我15岁时父亲离开了我们，然后一切都变了。

youdao

Finally the most important is he is at least 20 years older than me, and things changed a lot within this 20 years.

更重要的是，我们俩年龄相差至少20多年，此间宏观环境已发生了不知多少重大变化。

youdao

The grandparents sigh and say how things have changed for the worse.

祖父母叹着气然后说事情是如何变得更糟糕的。

《柯林斯英汉双解大词典》

And things have changed over the last generation or two.

VOA: standard.2010.07.14

And there was the confluence of religion and business and science and all of these things that changed dramatically at about that period of time.

当时宗教，商业,科学等等都有了交叉点,它们在那个时期发生了巨大的转变。

普林斯顿公开课 - 人性课程节选

But once the financial crisis hit, things changed a little bit, and so there is more competition.

但一旦金融危机爆发了，情况稍微有所改变，因此竞争就会更激烈了。

哥伦比亚的氛围 - SpeakingMax英语口语达人

"The wind kicked up a little bit and it changed things quite a bit and it's actually changed direction too, " he added.

CNN: August 10, 2012 -- Updated 1952 GMT (0352 HKT)

So you can how old some of this stuff is and how things have changed.

CNN: Bob Franken: U.S. forces secure Iraqi airstrip

She thanked the media for showcasing her family's story, and was taken aback by how much things changed for her and her family in a moment's notice.

CNN: 2 Georgia boys -- missing for 10 days -- found safe in Texas