sanatorium [ˌsanəˈtɔːrɪəm] (pl. sanatoriums 或 sanatoria -rɪə)
an establishment for the medical treatment of people who are convalescing or have a chronic illness 疗养院,休养所(站) ■(Brit.)a room or building for sick children in a boarding school (英)(寄宿学校的)治疗室;病房
语源
mid 19th cent.: modern Latin, based on Latin sanare 'heal'