Jack London remembered all these trips and jobs when he began writing professionally.

VOA: special.2010.05.21

You expect me to conduct myself professionally.

你们希望我的行为是非常专业的。

麻省理工公开课 - 固态化学导论课程节选

so I knew him both personally and I knew him professionally.

我们在私底下以及工作上都比较了解。

写推荐书的人 - SpeakingMax英语口语达人

Many of her players have gone on to play professionally.

VOA: special.2009.03.20

After college, Cobi Jones played professionally in England and Brazil.

VOA: special.2010.06.25

Bing Crosby started to sing professionally in the nineteen twenties.

VOA: special.2009.03.16

As a teenager,he played professionally in churches around Albuquerque.

VOA: special.2009.03.01

She has been singing professionally for over twenty years.

VOA: special.2009.03.11

He says academically and professionally, it is impossible to distinguish students from poor and elite backgrounds.

VOA: standard.2010.02.02

so,of course,I want them to win. Even playing professionally, I wanted the U.S.to win."

VOA: standard.2010.06.09

Italian Marco Fosatti, who plays professionally for internationally renowned Inter Milan, says he was shocked by some of the things he observed from the window of the team bus on the trips between the hotel and the practice fields.

VOA: standard.2009.11.05