So, this all seems a very technical phenomena related to animals and the like but it's easy to see how it generalizes and how it extends.

经典条件作用似乎是关于动物的,科学现象,但其实典条件作用发生,及其相关概念都简单易懂。

耶鲁公开课 - 心理学导论课程节选

Newton. And he sent us on the road to understanding all the natural phenomena until the year 18-hundred-and-something when Maxwell invented the laws of electromagnetism and wrote down the famous Maxwell Equations.

他引领我们走上了探索自然现象之路,直到19世纪的某一年,麦克斯韦提出电磁学定律,并写下了著名的麦克斯韦方程组

耶鲁公开课 - 基础物理课程节选