Pnm
abbr. pulse number modulation 脉冲密度调制
🗣️ 情景例句
Brown was friendly and easy-going.
布朗待人友善。
What's bothering you?
什么在困扰你？
As there were not enough lifeboats for everybody, 1,500 lives were lost.
由于没有足够的救生艇运载所有乘客，结果，1，500 人丧生。