Phy
abbr. 物理层；物理层协议（Physical Layer）
🗣️ 情景例句
Is this good quality for the price?
这东西值这个价儿吗？
You're the boss.
听你的。
Did you serve this gentleman half an hour ago, Caroline? He says he's the man who bought these books.
卡罗琳，半小时前你接待过这位先生吗？他说他就是买这两本书的人。