"What's very interesting about vitamin D is that it's involved all throughout the body, and it's involved on a local level, so you can have vitamin D active in the breasts, in the prostate,in the colon, and it's thought that the locally-acting vitamin D is helping to protect the body against these cancers, regulating how cells grow and how cells die."

VOA: standard.2010.05.28

It's, and in particular, the colon is the start, and the carriage return is the end.

尤其是，冒号是开始，回车意味着这块指令集的结束。

麻省理工公开课 - 计算机科学及编程导论课程节选

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

Colon cancer is one of the world's deadliest diseases, but it often has no symptoms in the early stages.

VOA: standard.2010.04.07

(SAYING) One article in the journal reports that while older adults are less likely to receive chemotherapy following colon surgery, they tolerate it better than younger patients and don't get as sick from the therapy.

VOA: standard.2010.03.25