Subsystem maintenance
[计] 子系统维护
🧩 词语组成解析
subsystem
['sʌbˌsɪstəm]
n. 子系统，分系统;
🗣️ 情景例句
Please accept our apologies.
请接受我们的歉意。
What column do you like best?
你最喜欢哪个栏目？
Well, you just need lots of practice. The more you listen to English, the easier it becomes.
噢，你需要大量的练习。英语你听的越多，就越容易听懂。