We call it a function. That is to say it has a function; it has a function within our understanding of the way in which a text has structure.

我们之所以称之为功能是因为它有功能;,我们文本结构的角度,去认识这种功能。

耶鲁公开课 - 文学理论导论课程节选

It's also about: how banks operate; what their function is in our society; and, why they are such important institutions that have gone back for hundreds of years and remain powerful, central features in our economy.

也会讲到,银行如何运作,银行在社会上的功能,以及为什么几百年来,银行依然在经济生活中拥有,重要的作用

耶鲁公开课 - 金融市场课程节选