Sdlc
[计] 同步数据链路控制规程
🗣️ 情景例句
Yeah, where have you been lately?
是啊，你最近到哪儿去了？
He may get a grant to study abroad next year.
他明年也许会获得留学奖学金。
Who served you, sir?
是谁接待您的，先生？