善於的英文：
be good at
be adept in
參考例句：
The girl is skillful at figure skating.
這姑娘善於花樣滑冰。He is good at playing puppet.
他善於玩木偶。the quality of affording easy familiarity and sociability.
容易親近善於交際的性質。 With your head for figures, you should go in for accountancy.
既然你善於計算，就應從事會計工作。 He's so good at speaking to a large crowd that he never gets the slightest stage fright
他善於在眾人面前演講,而且也從不怯場I think I'm good at sussing out what's going on(Ry Cooder)
我想我很善於發現進展中的事物(裡·庫德)A good traveler can accustom himself to almost any kind of food.
一個善於旅行的人幾乎能習慣任何一種食物。The leading actor is expert at conveying his role 's fine feeling.
這位男主角善於表現他的角色的細膩感情。Granted, the Japanese cars have presented some logistical problems, but Americans are an inventive people.
當然了，像日本式的汽車會產生一些體積小的問題，但美國人是些善於發明創造的人。There was nothing in them(the papers), and yet there was much in them for those skilled in reading between the lines…
報上沒有什麼重要的訊息，可是對那班善於從字裡行間看出言外之意的人說來，報上訊息多是…
good是什麼意思：
adj. 好的'；令人滿意的；愉快的；仁慈的
n. 好處；利益；有道德的人或事
adv. 好
A good appetite is a good sauce
飢不擇食The prompt goods have good qualities.
當場付款的物品質量不錯。Be not simply good; be good for something.
不要單純做個好人，還要做個能派上用場的人。Have a good mind
很想…Good gracious, no!
天哪，不！adept是什麼意思：
adj. 熟練的；擅長的
n. 內行；能手
He is an adept mechanic.
他是個熟練的機械師。 He is an adept guitar player.
他是個吉他高手。He was adept at maintaining a psychological advantage.
他是善於保持一種心理上的優勢的。 He was adept at maintaining a psychological advantage.
