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
What's the matter?
发生了什么事？
Learn to creep before you leap.
循序渐进。
They called him James and loved him very much.
他们为他取名詹姆斯，他们非常爱他。