请问i wish i knew more so i could do my own maintenance.是什么意思,

问题描述:

请问i wish i knew more so i could do my own maintenance.是什么意思,

maintenance ['mentənəns] 维修,保养
我希望自己知道得多一些,那样,我就可以自己进行修理、保养了.
例:Who is responsible for the building's maintenance?
谁负责这座大楼的保养事宜?
共同学习.