Hdlc
[计] 高级数据链路控制协议
🗣️ 情景例句
She is in a meeting until night.
她开会要开到晚上。
How long will it take for a package to get to California?
你把包裹寄到加州要多长时间?
The bag fell on the floor and broke open.
糖落在地板上，袋子裂开了。