their/ðεər/

1.adjective

(of men,boys,mixed group) 他们的

Their children grew up in the countryside.
他们的孩子在乡间长大。
2.adjective

(of women,girls) 她们的

The girls went out with their boyfriends.
女孩们和她们的男朋友们一起出去了。
3.adjective

(of things,animals) 它们的

The trees shed their leaves every autumn.
这些树每年秋天都落叶。
4.adjective

(his or her) 他/她的

Does anyone need any help with their homework?
谁做家庭作业需要帮助?