Its completion represented an important step in Kahn's professional life.

VOA: special.2009.12.13

or like, for, if I have like anything I want to learn in my professional life or whatever, it's really easily available.

或者，如果我在以后职业上有什么要学，也可以在这里很容易找到。

开放式的课程？ - SpeakingMax英语口语达人

She spent most of her life working to change traditional beliefs about art,artists and a woman's professional role in society.

VOA: special.2009.07.12

During his long life, Texas John Slaughter was a gunfighter,lawman,soldier, cattle rancher, professional card player and a representative of the state of Arizona.

VOA: special.2010.03.17

But the successful singer's personal life was as dark as his professional career was bright.

VOA: special.2009.08.21