There have been many changes in recent years.

近几年发生了许多变化。

《牛津词典》

Many changes took place between the two world wars.

两次世界大战之间发生了很多变化。

《牛津词典》

He's seen many changes in the course of his long life.

他在漫长的一生中目睹了许许多多的变化。

《牛津词典》

There were many changes in the social customs and day-to-day life of millions of Americans during the administration of President Calvin Coolidge.

VOA: special.2011.01.06

How many changes of the constituent parts can you ? have and still be the same hunk of stuff?

要保持是同一辆车,最多可以换多少部件？

耶鲁公开课 - 死亡课程节选

There have been many changes in our mortgage institutions that might be part of the reason for the boom in home prices.

我们的抵押机构,已经发生了许多变化,这些变化可能是,房价高涨的部分原因

耶鲁公开课 - 金融市场课程节选

Android is very open, Zuck says, so you can make many changes to it.

FORBES: Live: Facebook Announces New 'Facebook Home' On Android

In interviews, she questioned whether too many changes were made to the broadcast too quickly.

FORBES: Couric Bows Out as Poster Woman for Implicit Bias

While the bill has undergone many changes, Ms. Quinn said Friday the current version remains unacceptable.

WSJ: Council Members May Bypass Quinn