Thermodynamicstalks about equilibrium systems and how to go from one state of equilibrium to another state of equilibrium.

热力学研究的是平衡系统,以及如何,从一个平衡态转变到另一个平衡态。

麻省理工公开课 - 热力学与动力学课程节选

So, there is a way to go from the unprimed coordinates to the prime coordinate by rotating your axis and actually calculating the components.

现在我们有一种方法可以从原坐标系,转变到新坐标系,只要旋转坐标轴,并实际地计算一下坐标即可

耶鲁公开课 - 基础物理课程节选

Following a transformation the study of which is not the concern of the social sciences but rather of biology and psychology, a crossing over came about from a stage where nothing had a meaning to another where everything possessed it.

这门学科并不属社会科学的范畴,而是属于生物学，心理学，此种转变是一种跨越，从一个什么都没有意义的时代到,一个每样东西都能表达的时代的。

耶鲁公开课 - 文学理论导论课程节选

Several large animal species had disappeared so people had to find other animals and so this changed from going to find animals to domesticating animals, and shift from collection of plants to production of plants.

很多大型动物物种已经灭绝了,人类不得不去寻找其他动物,因此这也就完成了从狩猎到驯养的转变,从采集到种植的飞跃

耶鲁公开课 - 关于食物的心理学、生物学和政治学课程节选