Dpcm
差分脉码调制
🗣️ 情景例句
When I watch sad movies I get really depressed.
当我看悲伤的电影时，我常常很难过。
Everyone is entitled to his own opinion.
每个人可以保留他的自己的意见。
There was a notice in the supermarket.
超市里有一个布告。