We're going to differentiate with respect to q1, the thing we're trying--our control variable, the thing we're trying to maximize the thing with respect to and set it equal to 0.

对q1求导,q1是控制变量,也就是我们想要求出的最大值,令它等于0

耶鲁公开课 - 博弈论课程节选

We decrement so to speak the variable and then where will we go next in terms of the flow control, the flow of this program.

可以这么说，我们递减这个变量,然后按照控制流，即程序流进入到下一语句。

哈佛公开课 - 计算机科学课程节选

But if we could statistically control for every other variable, all I'd need to do is measure the distance from your door to everybody else's door on campus and I could chart out who's going to fall in love with whom on the Yale campus.

如果我们能精确地控制其他可变因素，那么只需要测测距离,你宿舍门到其他宿舍门的距离,我就能够计算出,校园里谁爱上了谁。

耶鲁公开课 - 心理学导论课程节选