推荐回答（2个）
maintenance的意思是维护;维修;维持，保持;保养，保管。它的具体用法是：
maintenancen.维护;维修;维持，保持;保养，保管。
例句：
The operator has to be able to carry out routine maintenance of the machine.
操作员必须能对机器进行日常维护。
2.His firm took over the planting and general maintenance of the park last March.
他的公司去年3月接管了公园的绿化和日常维护工作。
3.We wanted to be here early in case the whatsit, maintenance supervisor hadforgotten to deal with it
我们想早点儿到这儿，以防那个什么维修主管忘了处理这件事。
4.She did none of the maintenance on the vehicle itself
她对车子本身没有进行半点养护。 5.The maintenance department is responsible for the general upkeep of the park.
维护部负责公园的一般养护。6.Other than blowing up a tyre I hadn't done any car maintenance.
除了给轮胎充气外，我没做过任何汽车保养。
maintenance
英 [ˈmeɪntənəns] 美 [ˈmentənəns]
n.
维护;维修;维持，保持;保养，保管
形近词： countenance
双语例句
The window had been replaced last week during routine maintenance.
上周例行维修的时候换了窗户。
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