2N-UNCOUNT [usually with poss]赡养;供养;(公共事业的)维持 The upkeep of a group of people or services is the process of providing them with the things that they need. 赡养;供养;(公共事业的)维持
He offered to pay £100 a month towards his son's upkeep.
他愿意每月付100英镑作为儿子的抚养费。
...subsidies for the upkeep of kindergartens and orphanages.