maintenance
n.维持,保持;保养,保管;维护;维修
网络解释.维护;维修;保养;维持
n.1.保养,维修释义下的同义词
upkeep preservation conservation servicing care repair grooming
2.生计,扶养,生活释义下的同义词
wages child support livelihood means subsistence alimony of salary living revenue income allowance sustenance
3.继续,坚持,主张释义下的同义词
perseveration continuity continuance perpetuation persistence