upkeep

名词 upkeep:

1. activity involved in maintaining something in good working order
   同义词：care, maintenance
2. the act of sustaining life by food or providing a means of subsistence
   同义词：sustenance, sustentation, sustainment, maintenance

1. Orderly in the upkeep of his rooms.
   在保养他的房间上一丝不苟
2. I can't afford the upkeep of a large house and garden.
   我负担不起带花园的大房子的维护费。