a large bedroom for a number of people in a school or institution (学校或机构的)寝室 ■(N. Amer.)a university or college hall of residence or hostel (北美)(大学或学院的)学生宿舍 ■[as modifier]denoting a small town or suburb providing a residential area for those who work in a nearby city (在附近市内工作者的)小镇(或郊区)住宅区
语源
late Middle English: from Latin dormitorium, neuter (used as a noun) of dormitorius, from dormire 'to sleep'