"There's been a bump in the road here, but it will be good to get back to the talks there will be good days and bad days, as there always are in these sorts of negotiations.

VOA: standard.2009.09.05

And that set of things is identified by the sequence of commands that are indented in, this one right here, following the colon but before I get back to the same place in terms of the indentation.

这个集合就是,后面缩进的一系列命令，就是这一块，在冒号后面,但是要,通过缩进。

麻省理工公开课 - 计算机科学及编程导论课程节选

It's just a placeholder that says I don't yet know what I wanna put here but I wanna put something, let me get back to you in just a moment.

它只是一个占位符，告诉电脑,我想在这放一个东西，但是暂时还不知道放什么东西，我先打断一下。

哈佛公开课 - 计算机科学课程节选