How many don't know--a rousing show of hands here--don't know who wrote Chicago?

多少人不知道,原来有好多人不知道,芝加哥是谁写的

耶鲁公开课 - 聆听音乐课程节选

Everybody's heard of Yankee peddlers.

没人不知北方小贩

耶鲁公开课 - 美国内战与重建课程节选

And also, as I'll discuss in a minute, a lot of people don't recognize what a portion is, and because the food industry has been very successful at recalibrating us to think about what's acceptable to eat in one sitting at one time, and because of that our notions of portions have been thrown way off.

同时,马上我要讲到,很多人不知道摄入量是什么,因为食品业,成功的重塑了我们,就坐用餐时关于什么东西是可食用的看法,而这使我们对摄入量这个概念,有了不同看法

耶鲁公开课 - 关于食物的心理学、生物学和政治学课程节选