Maintenance subsystem
[计] 维护子系统
🧩 词语组成解析
subsystem
['sʌbˌsɪstəm]
n. 子系统，分系统;
🗣️ 情景例句
Or someone can sign with us as a guarantor.
或者有人能当担保人帮我们签字。
I beg your pardon!
对不起！
To my surprise, he gave me the money immediately.
令我惊奇的是，他立刻把钱给了我。