同屋者

例句：

1. 1. She moved into a new apartment with her roommate last month.
   她上个月搬进了和她的室友合租的公寓。
2. 2. The roommates decided to split the rent equally.
   室友们决定平分房租。
3. 3. They've been roommates for three years now.
   他们已经是室友三年了。