The world of physics has changed a lot since I went to school.

VOA: standard.2010.03.05

The world has changed since then, and in the last decade or so, India and the United States have become closer, economically as well as politically, so I think it's definitely a warmer relationship.

而后来世界格局发生了改变，在最近几十年，印美关系亲近许多，不论是经济上还是政治上来说，因此我认为印美关系良好。

普林斯顿公开课 - 国际座谈会课程节选

The corn to ethanol conversion in the United States, and other things like that has really changed the world landscape in a lot of interesting ways.

在美国,很多类似于玉米制乙醇的技术,正以有趣的方式,改变着我们的世界

耶鲁公开课 - 关于食物的心理学、生物学和政治学课程节选

Our environment has changed, the world has become industrialized.

我们生活的环境已经改变,全球普遍工业化

耶鲁公开课 - 生物医学工程探索课程节选

There are so many ways in which that has changed the world, but I can't do justice to it but Hanson does, so if you want to read, fields Without Dreams, you can ponder the significance of this great change.

有太多改变这个世界的因素了,我很难全部都客观地讲出来,但是汉森可以,你可以在《遗梦之野》中有所了解,你可以仔细琢磨这些伟大的变革

耶鲁公开课 - 古希腊历史简介课程节选