man cave
noun [ C ] informal humorous uk/ˈmæn ˌkeɪv/ us/ˈmæn ˌkeɪv/
男人的私人空间，男人窝
a part of a house, or a small building near a house, where a man can go to get away from the other people in the house and do the things he wants to do
His man cave contained a pool table and a karaoke machine. 他的“男人窝”里有一张台球桌和一台卡拉 ok 机。