"And hopefully, I'll be able to come back when I'm old and on my cane to see all of the professional people - the doctors,the lawyers, the principals,the teachers.

VOA: standard.2010.06.24

We're trying to teach you some chemistry, but I'm also trying to teach you how to transform into a standalone professional.

我们会教化学，但是我也会教你们如何成为,一个独立的专业人士。

麻省理工公开课 - 固态化学导论课程节选

I'm drawn to the professional servicing of client aspect.

我被为顾客提供的专业服务深深地吸引了。

为什么来到法学院？ - SpeakingMax英语口语达人