"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

For me it will be very, very strange to play against them, but I'm a professional.

BBC: Arsenal's wounded soldier returns

I'm a professional economist, and I deal with reality rather than mind reading.

NPR: Foreign Relations Panel Hears from Rice on Iran

My opinion was I'm a professional and the smartest way is to play so good that you make them even angrier.

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