ER Janitor急诊清洁室;急诊干净室
Janitor Room传达室
janitor n看门人
Janitor Cart清洁服务手推车
janitor r幽门;门房
airport janitor机场看门人
N-COUNT（可数名词） A janitor is a person whose job is to take care of a building. 看门人 [美国英语]
Ed Roberts had been a school janitor for a long time.
埃德·罗伯茨做学校的看门人已很久了。