Maintenance of programs
[计] 程序维护
🧩 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];
n. 程序, 程序集；所有程式（program的复数）
🗣️ 情景例句
He is tough to work with.
他很难共事。
The great and the little have need one of another.
伟大与渺小相得益彰。
It is true that during their explorations they often faced difficulties and dangers of the most perilous nature, equipped in a manner with would make a modern climber shudder at the thought,
确实，在探险中他们经常遇到惊心动魄的困难和危险，而他们装备之简陋足以使现代登山者一想起来就胆战心惊。