1.The condition of being absolutely oblivious to surroundings不问世事的
2.Acting like an asshole蠢驴般的
例句
1.You didn't know the pope died?You have your head up your ass,dude.你不知道教皇死了?你可够消息封闭的,老兄.
2.You told everyone you had sex with my mom?!You have your head up your ass,dude.你把和我妈做爱的事对谁都说了?你可真是头蠢驴,伙计.
