"The doctor appears one way, in scene four it's another way, in scene 10 it's something else and it is something that intrigued me a great deal so I sort of gave myself to the material along with the actors.

VOA: standard.2010.02.27

And you can contact me if you have some questions in connection with the material.

你能联系我,如果你对这个材料,有问题的话。

麻省理工公开课 - 固态化学导论课程节选

whereas for me, it is a completely different, you know, subject material.

但对我来说，这是完全不同的课程教材。

介绍好朋友 - SpeakingMax英语口语达人