Sdlc
[计] 同步数据链路控制规程
🗣️ 情景例句
Did you see what Diane was eating? And she's on a diet.
你看戴安妮在吃什么吗？她在节食啊。
I don't allow my children to play with toy guns.
我不让自己的孩子玩玩具枪。
I spent the whole day in my room, but I did not write a single card!
我在房间里关了整整一天。然而竟连一张明信片也没写成！