A2 她的(所有物)the one(s) belonging to or connected with a woman, girl, or female animal that has been mentioned or is known about
Nicky and I both have red hair but hers is lighter than mine. 尼基和我头发都是红的,但她的颜色稍浅一些。
"Do you know Tina?" "Yes, I'm a friend of hers." “你认识蒂娜吗?”“是的,我是她的朋友。“
Hers is the big house on the corner. 她的房子是街角上的一座大屋。