And now, if I'm touching mouse pointer, we saw that Boolean expression before, play sound meow, wait a couple of seconds, and then just keep checking.

现在，如果我们碰下鼠标指针，起初我们看到一个布尔表达式，播放猫叫的声音，等几秒钟，然后如刚才那样做检测。

哈佛公开课 - 计算机科学课程节选

In this book, what I wanna just hit home here, especially for those if you are watching this, is that spiritual life and religious expression is not something that you do once and then you're done.

这本书，我想重申它的精彩之处，观众们，在于告诉你们，精神生活和宗教表达,并不是一次就,可以完成的事儿。

普林斯顿公开课 - 人性课程节选

So now in this problem, we can do something slightly different, and let's use this expression here,and I will do that, then I'll stop for today.

对于这个问题,我们可以稍微做点变化,让我们用这个式子,就是这样,今天就讲到到这里

耶鲁公开课 - 基础物理课程节选

Love and loyalty are mere abstractions, however, without some sort of vehicle for their expression; and the vehicle for their expression then is God's Torah, the sum total of God's teachings and instructions and laws and guidelines, which are supposed to ensure long life and prosperity in the land.

爱和忠诚都是一种无法表述的吸引力,于是律法卷就成了表述它们的方式,即对上帝的教诲，指导，律法和方针的,汇总，它将保证这片土地长久的,繁荣。

耶鲁公开课 - 旧约导论课程节选

All I'm doing here, nothing particularly exciting, I'm simply plugging this expression in for P and then I multiplied the whole thing out because it was all multiplied by q.

这些计算过程确实很枯燥,我只是把这个算式代入到P中,然后打开整理,因为每一项都乘以了q

耶鲁公开课 - 博弈论课程节选

They come from writing i prime and j prime in terms of i and j, then sticking it in an expression and identifying the new representation.

写出用 i 和 j 来表示 i' 和 j' 的式子,再代入分量的表达式,就能得到新的式子

耶鲁公开课 - 基础物理课程节选

We're asking the question, taking S2 as given, what S1 maximizes this expression and as the gentleman at the back said, I'm going to differentiate and then I'm going to set the thing equal to 0.

我们来讨论在S2已知的情况下,S1的最大值是多少,就像坐在后排的先生说的那样,我们要去求导然后令导数等于0

耶鲁公开课 - 博弈论课程节选