"I think that our study points to ferroportin as a target for the development of cancer drugs.

VOA: standard.2010.08.05

I think it's reasonable for people who are considering the study of a particular subject in a college course to ask why they should.

大家都想将这一科目,作为一门学问做深入的研习,所以这个问题显得很为必要

耶鲁公开课 - 古希腊历史简介课程节选