Nbdl
[计]= Narrow Band Data Line,窄频带数据线路
🗣️ 情景例句
I'd like to introduce myself; my name is Mr. Cobain, and I'm vice president.
我来介绍我自己，我是科本先生，是这儿的副总裁。
Competition for this kind of goods is tough.
这种商品的竞争非常激烈。
There is a house near the river.
小河旁有一间房子。