Plifier
电子束半导体线性低通放大管
🗣️ 情景例句
Um...Alexandra, let me introduce you.
噢……Alexandra 让我来介绍一下。
His friend was filled with joy over the good news.
他的朋友因得知这个好消息而雀跃。
I have a surprise for you.
我有一个意想不到的东西给你看。