Bbn
宽频带噪声（broad band noise）
🗣️ 情景例句
According to my experience, I agree that yours are of better quality.
有我的经验来判定你们的产品的确较好。
Is this book his?
这本书是他的吗？
Annie and her brother were sent to a children's home. There the boy died.
安妮和她的弟弟被送往一家孤儿院。弟弟在孤儿院死了。