He's a real cool dude.
他真是个帅哥。
Hey, dude, what's up?
喂，哥们儿，怎么啦？
1.〈俚,口〉老兄,伙计,家伙
2.〈口〉(从美国东部去西部度假的)城里人
3.〈口,贬〉(美)讲究衣着的人,花花公子,纨绔子弟
1.<slang,spoken>used for talking in a friendly or threatening way to a man you do not know
2.<spoken>a resident of the urban eastern seaboard who vacations on a dude ranch in the West
3.<spoken,disapproving>a man who wears flashy, highly stylish clothes, mainly used in American English