That makes for millions who cannot email their doctor or submit an application for a job or take a class online.

VOA: standard.2010.01.05

Just while we're doing that, I think the reputation of this class-- I think--if you look at the course evaluations online or whatever, is that this class is reasonably hard but reasonably fun.

收表的时候,我来说说这门课的名声,你们要是在网站上看了教学评估,就会发现这门课有点难但也很有趣

耶鲁公开课 - 博弈论课程节选

There will be things in the class that are not covered in the readings, and may or may not be apparent from looking at the slides online, so coming to class is probably a good idea.

课上可能还会讲到阅读资料中没有的内容,可能网上的课件上也不一定包括这些内容,所以来上课才是明智之举

耶鲁公开课 - 关于食物的心理学、生物学和政治学课程节选