相关单词同义词maintaining, support, 近义词 maintenance 维修, support 支持, provision 食品, backing 支持, conservation 保存, protection 保护, settlement 解决, repairs 修理工作, keep 保持, preservation 保存, running 连续地, sustainment 支持, care 关心, sustenance 维持生计, sustentation 支持临近词upland, upholstery, upkeep cost, upkeep costs, Upkeep Period, upkeep charges, upkeep expense, upkeep expenses, upkeep and welfare, upkeep and improvements相似词uphill, uphold, upholster, upholstery, upland, uplands, uplift, uplifted, 返回 upkeep