Monoamplifier
[计] 单端放大器
🗣️ 情景例句
Hi, John, how's it going?
嗨，约翰，你好吗？
It is harder to marry a daughter well than to bring her up well.
养女容易嫁女难。
We're going out to the Summer Palace.
我们打算去颐和园看看。