1N-UNCOUNT (对建筑物、道路、机器等的)定期维修,检修,保养 The maintenance of a building, vehicle, road, or machine is the process of keeping it in good condition by regularly checking it and repairing it when necessary. (对建筑物、道路、机器等的)定期维修,检修,保养
...maintenance work on government buildings.
政府大楼的修缮工作
The window had been replaced last week during routine maintenance.
上周例行维修的时候换了窗户。
...car maintenance lessons.
汽车维修课程
2N-UNCOUNT 赡养费;生活费Maintenance is money that someone gives regularly to another person to pay for the things that the person needs. 赡养费;生活费
...the government's plan to make absent fathers pay maintenance for their children.