And we plug in our values and end up with mv squared mv^2/r-Ze^2/ over r minus Ze squared over And I am going to call this equation two.

我们最后的结果,就是,我把这称为方程式二。

麻省理工公开课 - 固态化学导论课程节选

So the question then comes is given that, do you have the courage to examine who you are, do you have the courage to try to cultivate the capacity to love, not just with them in the abstract, but other human beings, not just your family, but what I call "spill-over love".

因此，问题就是，你有没有勇气去审视你到底是谁？,你有没有勇气去培养自己去爱的能力，不仅仅是抽象的爱，不仅仅是爱家人，而是爱其他所有人，这就是我所说的“满溢的爱”

普林斯顿公开课 - 人性课程节选

Like when they devised the first engines or the first nuclear reactors, it didn't work so well at first and then from the experience of many people working on it, over many years, a body of knowledge emerges and that's what we call technology.

这和发明出第一个发动机,或者第一个核反应堆时一样,最开始总是存在很多问题,但随着很多人不断努力去完善它,一种理论体系才得以不断发展,这就是我们所说的科技

耶鲁公开课 - 金融市场课程节选

At any point on the graph you can take the derivative, which will be tangent to the curve at each point, and its numerical value will be what you can call the instantaneous velocity of that point and you can take the derivative over the derivative and call it the acceleration.

在图上的任意一点,你可以进行求导,得到曲线上每一点的切线斜率,所得到的数值,即为该点处的瞬时速度,然后你再求一次导,得出它的加速度

耶鲁公开课 - 基础物理课程节选