Nbfm
[电] 狭带频率调变
🗣️ 情景例句
In the section on culture,
在文化这部分，
I ought to think about it.
我应该再三考虑。
The most wonderful piece of machinery on show was Nasmyth's steam hammer.
其中最奇妙的是内史密斯的蒸汽锤。