And that's really a placeholder for the comma-separated list of values that I put after those quotes.

这其中还有一个逗号分开的有值的占位符,我把它放到了引号之后。

哈佛公开课 - 计算机科学课程节选

5 6 1 2 3 So it's 4, 5, 6 comma 1, 2, 3 that are passed into swap and that's why those same numbers end up in A and B. Yeah?

所以这里是,这就是为什么这些数字最终在a和b中，请说？

哈佛公开课 - 计算机科学课程节选