Phy
abbr. 物理层；物理层协议（Physical Layer）
🗣️ 情景例句
Actually, it's the only newspaper.
事实上， 它是唯一的报纸。
Oh! I'm sorry. I wish you could stay.
哦，真遗憾，要是你能多呆一会儿该多好。
I left at 6:00 so that I could catch the train.
我六点钟出门，以便赶上火车。