They didn't know I was going to ask them the question, so I think they are really thrilled when they see their kids making it.

他们不知道我正要,问这个问题，所以当他们看见自己孩子制作的地图,感到很激动。

麻省理工公开课 - 媒体、教育、市场课程节选

Did he do a handstand, solve the four-color map theorem?

他会倒立，解决这个四色地图原理？

耶鲁公开课 - 心理学导论课程节选

You can't see this too well but there's a map of the world here that actually shows you all the individual cases of polio that occurred between this period of August 2007 and, it's cut off on the screen, February of 2008.

你可能看不清这个幻灯片,但是这里有一副世界地图,上面准确的展现了在二零零七年八月到,在屏幕上没有显示出来,是到二零零八年二月之间发生的,所有小儿麻痹症的个案

耶鲁公开课 - 生物医学工程探索课程节选