Plifier
电子束半导体线性低通放大管
🗣️ 情景例句
It is. Come on out to the patio.
的确如此。请到院子里来吧。
We must make it clear from the very beginning that competitive quotations are acceptable.
必须一开始就讲清的是，有竞争力的报价可以接受。
I will be back by the end of next month.
我下个月底会回来。