/prəˈfɛʃənl ˈmɪskənˌdʌkt/ – Phrase
Definition: Hành vi không đúng đắn trong lĩnh vực chuyên môn.
A more thorough explanation: unacceptable behaviour by an employee or by a professional person (=someone with a job that requires a long period of specialist training); behaviour by a professional that is below the standards expected of the body that regulates that profession. In some jurisdictions, professional misconduct is a crime.
Example: He was found guilty of serious professional misconduct and struck off the medical register.