He's the first real boyfriend she's had and she's mad about him. 他是她第一个真正的男朋友,她很迷恋他。
He's mad about football. 他对足球着了迷。
Her sons were mad about cricket and played every weekend, but she never really understood the game.
Both of the children were mad about computer games.
They're mad about each other but they argue all the time.
See also: mad (ENTHUSIASTIC)