柯林斯詞典proficient /pr??f???nt/ 1. ADJ If you are proficient in something, you can do it well. 精通的 A great number of Egyptians are proficient in foreign languages. 大量埃及人精通外語。 返回 proficient劍橋詞典skilled and experienced 熟練的；精通的 a proficient swimmer 遊泳好手 She's proficient in two languages . 她精通兩門語言。 It takes a couple of years of regular driving before you become proficient at it. 得開上幾年車，你才能熟練自如。 返回 proficient