This is what we'll do typically in the class, we'll have new tools.

这门课要经常用它们,我们会不断引入新的工具

耶鲁公开课 - 博弈论课程节选

He's constantly sketching the way things work, the way things are.

所以他不断用素描,把事物的原貌和运作方式记下来

耶鲁公开课 - 欧洲文明课程节选

So unlike Scratch where you pretty much had to say "repeat" ten times or whatever, or forever where it's just "forever" with for loops, -- can you actually specify a finite number of iterations -- and as I learned 15 years ago, finite is important.

所以不像Scratch，你大致上需要用,“repeat“10次或更多，或者需要不断地使用当它,是死循环时，你们能够指定出一个有限的迭代次数-,像我15年前学的，有穷的是重要的。

哈佛公开课 - 计算机科学课程节选