expert是什么意思 n. 专家, 行家a. 老练的, 内行的, 专门的[计] 高级 n. a person with special knowledge or ability who performs skillfully expert的用法和例句: 1. You're an expert at being a criminal, and I'm an expert at catching them. 你是犯罪好手 而我是逮捕...