Pdu
[计] 协议数据单元
🗣️ 情景例句
Oh, hello! How nice of you to remember us!
噢， 好， 真好， 还记得我们！
I didn't think I'd see you here.
没想到会在这碰上你。
Excuse me. Is there a station near here?
请问，附近有车站吗？