n.瘋子；精神病患者
No one wanted to listen to a madman. 沒有人想聽瘋子講話。
He stumbled down the stairs like a madman. 他像狂人般地跌跌撞撞地走下了樓。
The madman was confined in case he attacked anyone . 這個(gè)瘋子被關(guān)了起來以免傷人。
