Maintenance of equipment
[经] 设备的保养(费), 设备维修(费)
🧩 词语组成解析
of
[əv]
prep. 关于;属于…的;由…制成;
aux. 助动词 [非标准用语、方言] =have [主用于虚拟语气];
🗣️ 情景例句
It's funny. History repeats itself.
真有意思。历史在重演。
I'm a graduate of Yale University, I have an M.S.degree.
我是耶鲁大学的毕业生，我有理学硕士学位。
A team of pot-holers recently went down the Gouffre Berger.
最近，一队洞穴探险者下到了高弗。伯杰洞里。