sauna
/ˈsɔːnə/noun
1- a small room used as a hot-air or steam bath for cleaning and refreshing the body桑拿浴室。
1.1
- a session in such a room桑拿浴, 蒸汽浴。
1.2
- used in comparisons to refer to a very hot, humid place闷热潮湿的地方：
the restaurant is like a sauna despite open windows.
尽管开了窗子, 餐馆还是热得像个桑拿浴室。
词源
late 19th cent.: from Finnish.