詞彙精選：expert的用法和辨析
一、詳細釋義：
adj.
熟練的；老練的；內行的
例句：
he's an expert boatman, and can be found sailing with his family almost every weekend.
他是個老練的船伕，幾乎每個週末都和家人出海。
例句：
Wasn't your father an expert mountain climber?
你父親不是一位老練的登山家嗎？
n.
專家；行家；能手 [C]
例句：
He is an expert at trouble-shooting.
他是位排解爭端的能手。
例句：
She's an expert in finance.
她是個理財專家。
v.
當專家（行家） [I,T]
二、詞義辨析：
expert,proficient,skillful,skilled
這些形容詞都有“熟練的”之意。expert特指有某項專長，有某方面經驗。proficient多指擅長於某事，側重技藝或科學方面。skillful指在工作或操作中表現出靈巧、熟練。skilled通常指已掌握某行業的專業技能或手段，或已有從事某一專門工作的本領或技術。
三、相關短語：
efficiency expert
n. 效率專家
expert witness
鑑定人
legal expert
法律專家[鑑定人]
四、參考例句：
She is an expert "decider."
她在做決策的方面堪稱專家。
Expert often confuses laymen with their jargon.
專家們常常用行話把外行弄得稀裏糊塗。
He is an well-known expert in finance.
他是知名的金融專家。
She's an expert in finance.
她是個理財專家。
He is an expert in unarmed combat.
他是徒手格鬥的能手。
I ask the expert amongst us.
我在問我們中的專家。
The expert is writing a theatrical review.
專家正在寫戲劇評論。
He is an expert at troubleshooting.
他是位排解爭端的能手。
He is an expert in juvenile delinquency.
他是研究青少年犯罪的專家。
He is a well-known expert in finance.
他是知名的金融專家。
