Osi
[计] 开放式系统互连, 开放式系统互连协议组, 开放式系统互连参考模型
🗣️ 情景例句
it's exactly as it was when we were married!
它跟我们结婚的时候一模一样！
Would you mind opening the window?
你介意开窗吗？
Do you want to speak to her?
您要同她谈话吗？