expert
US /ˈek.spɝːt/
UK /ˈek.spɝːt/

1.
專家, 行家
a person who has a comprehensive and authoritative knowledge of or skill in a particular area.
:
•
She is an expert in ancient history.
她是古代史專家。
•
He consulted a legal expert.
他諮詢了一位法律專家。
1.
專業的, 熟練的
having or involving comprehensive and authoritative knowledge or skill in a particular area.
:
•
He gave an expert opinion on the matter.
他對這件事提出了專家意見。
•
She has an expert eye for detail.
她對細節有專家般的眼光。