B channel
[电] B波道
🧩 词语组成解析
🗣️ 情景例句
He did it in no time.
他马上做了那件事。
We think your Chunlan brand air conditioners will be selling well at this end and we are looking forward to receiving your samples soon.
我们认为你方的春兰牌空调机在这里会很畅销，希望很快收到你们的样品。
Who is in charge here?
这里谁负责？