consultant為行業性質的專門顧問。
counsellor
n. 顧問
例句:
His elder sister has been his guide, counsellor and friend.
他姐姐過去壹直指導他，給他出主意，是他的朋友。
consultant
n. 顧問
例句:
Of all the consultants, only Mr. Wang gave us some proposals in point.
所有的顧問當中, 只有王先生提了壹些中肯的建議。
The Home Secretary asked a consultant psychiatrist to determine whether she ought to be released(or transferred to hospital) on health grounds.
內務大臣叫精神病顧問醫生決定是否應該由於健康原因將她釋放（或轉移到醫院）。
The spy's cover was that she was a consultant engineer.
那女間諜偽裝成顧問工程師.