Narrowband
[计] 窄带
🗣️ 情景例句
Even if you ask me a thousand times, my answer will still be no.
就算你问我一千遍，我还是会说“不”。
He didn't visit this country on the tour.
他在旅行中不拟访问这个国家。
and there is a virtual limit on how long we can hope to remain alive,
我们所希望的长寿实际上是有限度的。