Centos
abbr. 社区企业操作系统（Community Enterprise Operating System）
🗣️ 情景例句
Did any of your previous positions require typing?
你以前的职务中有没有需要打字的？
Hi, Jack, where do you live now?
你好，杰克，你现在住哪儿？
What's your plan for the summer vacation?
你暑假打算干什么？