擅长的英语表达是：be good at 音标发音：英 [bi: ɡud æt] 美 [bi ɡʊd æt] ，常用于表达:擅长;健;精通;熟谙等意思。
常用例句：
他天生擅长交际：他的祖先曾是封建领主。
Diplomacy was in his blood: his ancestors had been feudal lords
他擅长利用自己的魅力从各家公司套钱。
He is good at charming money out of companies.
我不太会和女人调情，也不擅长追求女性。
I'm not very good at flirting or chasing women
凯恩向来是个擅长讽刺的演员。
Caine has always been an actor who excels in irony
他成功的关键在于他擅长逻辑思维。
The key to his success is his logical mind.
库珀擅长交际，人缘很好。
Cooper was a good mixer, he was popular.
比较擅长贸易的文明其财富也随之增长。
Cultures that were better at trading saw a concomitant increase in their wealth
他们真正擅长的是纯粹的摇滚乐。
What they were really good at was full-on rock'n'roll
他们似乎十分擅长利用规章制度为自己服务。
They appear masters in the art of making regulations work their way.
