caretaker
n
(Brit) (US janitor) person who is employed to look after a house, building, etc 看门人(受雇看管房屋、 建筑物等的人)
the school caretaker 学校的门卫. caretaker, adj [attrib 作定语]
holding power temporarily; interim 暂时代理的; 临时的
a caretaker administration, government, prime minister 代理行政、 看守政府、 代首相.