The governing of a distress call is actually an extremely delicate high-wire act for any young organism from an evolutionary point of view.

事实上，发出求救信号,是极其危险的行为,从进化的角度看,对任何一个年轻的生物体。

耶鲁公开课 - 心理学导论课程节选

We say, "That's a nyewd," and that distinction is what, as it were, bears out the implicit way, the semiconscious way, in which all of us acknowledge there to be a category that we call the aesthetic judgment.

我们会说：“这是个裸体像“，这里面的区别，以一种含蓄的，半模糊的方式体现出来，通过这种方式，我们任何人都承认,的确有一种美学的判断角度。

耶鲁公开课 - 文学理论导论课程节选

We call that a node, r and a node, more specifically, is any value of either r, the radius, or the two angles for 0 which the wave function, and that also means the wave function 0 squared or the probability density, is going to be equal to zero.

节点就是指对，于任何半径，或者，两个角度,波函数等于，这也意味着波函数的平方或者概率密度,等于，我们可以看到在1s轨道里。

麻省理工公开课 - 化学原理课程节选