Phy
abbr. 物理层；物理层协议（Physical Layer）
🗣️ 情景例句
He really likes to play the field.
他不喜欢做出承诺。
It was so beautiful it took my breath away.
它美得使我目瞪口呆。
We need our order separated into three different boxes.
我们订的货需要分装三箱。