Monoamplifier
[计] 单端放大器
🗣️ 情景例句
The pictures you've taken are fabulous, Richard.
你拍的照片太精采了， Richard。
I am sorry you feel sad.
抱歉，让你伤心了。
Oh, there's the conductor. Do you have your ticket?
啊，列车员来了。票在你那儿吗？