adj.非专业化的,外行的;违反职业道德标准的;
例句:
Why was the presentation so unprofessional?
(为什么这个发言这么没有专业水准? )
It's unprofessional to go round criticizing your colleagues.
四处活动批评同事是不符合职业道德的.
The reporter was accused of unprofessional conduct.
那位记者被控有违反职业道德的行为.