rooming-in

例句：

1. 1. He decided to room with his friend for the summer.
   他决定和一个朋友一起过暑假。
2. 2. The couple has been rooming in a small apartment for several months.
   这对夫妇已经在一个小型公寓里同居了几个月。
3. 3. She moved into her new home, rooming in with her parents.
   她搬进了新家，与父母同住。