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
He believes it'll bring good luck to all the Stewart babies.
他相信这手套会给Stewart家所有的婴儿带来好运。
Will you go shopping with me?
你跟我去买东西吗？
No,you mustn't eat anything until you see the doctor.
不行，看医生之前你不可以吃任何东西。