Harmodotron
(产生毫米波的)电子束管, (正交场)毫米波振荡管
🗣️ 情景例句
But we can!
但我们能！
A bad compromise is better than a good lawsuit.
吃亏的和解也比胜诉强。
We're going to have to put your account on C.O.D.。
今后我们不得不将您的户头改为C.O.D.。