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
Run it by me again, if you don't mind.
不介意的话，请再说一遍。
To start to work
开始工作
She likes Mike a lot, but she doesn't want to get married so early.
她喜欢迈克，但她不想那么早就结婚。