Nbm
或NBFM窄帶調頻制
??? 情景例句
Well. It will be up immediately.
好，立即給你送去。
If wishes were horses,beggars might ride.
愿望若是馬，乞丐也可乘；愿望難成事實。
We'll stay here with you until help comes.
在有人來救援前，我們要留在這兒。