adj.自我本位的,自负的,自私自利
Susan and Deborah share an intensely selfish, egotistic streak.
苏珊和德博拉两个人都极端自私和自我。
As he began to earn more and more money, his personality became more and more egotistic.
他的钱越赚越多时, 他的个性也变得越来越自负.