Bbn
宽频带噪声（broad band noise）
🗣️ 情景例句
I'm a friend of Pete's.
我是Pete的朋友。
Don't answer back.
不要顶嘴。
You'd better hurry and buy a ticket then. It'll be very popular.
那你最好赶紧买张票吧！他的音乐会是很受欢迎的。