建构主义学习理论改变了传统的学习理论，提出了新的学习观、师生观和学习环境观。

Constructivism has changed the traditional learning theory. It puts forward new ideas about learning, roles of teachers and students, and learning environment.

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这套理论改变了我们以往关于清理太空垃圾的看法，以前的研究倾向于运用昂贵的军事激光去摧毁太空垃圾。

The theory marks a change in approach from previous research which looked into using expensive military Star Wars-style lasers to destroy space junk.

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他是一位著名的科学家，他的理论将改变世界。

He is a famous scientist whose theories would change the world.

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We tend to underestimate the importance of Freudian thought in everyday life because he's transformed our world view to such an extent that it's difficult for us to remember if there's any other way to think about it.

我们常常低估了精神分析理论,在日常生活中的重要性,因为他改变了我们的世界观,让我们以一种自己难以想到的方式,来看待世界。

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