unprofessional
adj
(derog贬)
1 (esp of conduct) contrary to the standards expected in a particular profession (尤指行为)违反职业准则的
The board considers your behaviour highly unprofessional. 董事会认为你的行为严重违反职业道德.
2 (of a piece of work, etc) not done with the skill or care of a trained professional (指一件工作等)未按专业水平做的
He made a very unprofessional job of putting up the garden shed for us. 他给我们搭的花园棚屋很没水平.