The center's director,Mark Serreze, says it is good to see what he calls, a little recovery.

VOA: special.2009.10.27

Second thing I want to note is, the little hash mark or the pound sign, that's identifying a comment.

我想要说的第二件事是，这个小斜杠或者是井字号，这是用来标注注释的。

麻省理工公开课 - 计算机科学及编程导论课程节选

In fact, it's a specific person's brain, and what's interesting about the brain is that little white mark there.

实际上这是个特殊人物的大脑,有意思的是,大脑上有个白色的小标记

耶鲁公开课 - 心理学导论课程节选

Remove this little mark for the sake of your peace and my own."

VOA: special.2009.09.26