He speaks in a language of math and it is very important for students to be able to have hot copies so that they can take notes on the paper rather than be working very hard to copy down the equations that he used in these lectures.

他以数学语言授课,所以发给学生教学材料,是非常重要的,这样就可在纸上做笔记,而不用拼命,抄下他在课上,用到的等式。

麻省理工公开课 - 媒体、教育、市场课程节选

If you think about the American idea as an example of the modern way of thinking about these things, the notion is we can't do anything.

如果你以美国式理念作为,一种现代思维方式去,思考这些内容的话,就会觉得无法可施

耶鲁公开课 - 古希腊历史简介课程节选