Nbm
或NBFM窄带调频制
🗣️ 情景例句
It has six words.
有六个字。
One good head is better than a hundred strong hands.
上百双有力的手，不如一个聪明的头脑。
I concluded that they were simply shy of strangers.
我认为这不过是他们在陌生人面前表现出的害羞。