Bfd
abbr. 双向转发检测机制（Bidirectional Forwarding Detection）；发现路由器转发故障的新协议；二进制文件描述符（Binary File Descriptor）
🗣️ 情景例句
How long is it going to take for me to get there?
到那里还需要多久时间
I'd like to make an appointment to see Mr. Cooper.
我想预约见库珀先生。
Yes, Jeanne, I brought a necklace to you. It was exactly like your necklace, but it was a different one. It cost us thirty-six thousand francs.
是的，让娜。我还给你的那一条项链，完全像你原来的那条一样，但那是另外的一条。它花了我们36000法郎。