Hdlc
[计] 高级数据链路控制协议
🗣️ 情景例句
Is it all right if I use my credit card?
如果我使用信用卡行吗？
Friendship ---- one soul in two bodies.
友谊是两人一条心。
for she had sixteen watertight compartments.
因为船由16个密封舱组成，