Definition: someone who you share a room, apartment, etc. with Level: A2
我们大学一年级时是室友。
We were ___roommates our freshman year in college.
她叫Chiara，她是我的室友。
Her name is Chiara, and she is my ___roommate.
我和我的室友合租一套公寓。
I share an apartment with my ___roommate.
