Definition: someone who you share a room, apartment, etc. with Level: B2
他是我大学时的室友。
He was my ___roommate while we were at college.
我和我的室友克劳迪娅合住一套公寓。
I shared a flat with my ___roommate Claudia.
我和我的室友轮流做晚饭。
My ___roommate and I take turns cooking dinner.
