Corotron
电晕管； 电晕发射装置
🗣️ 情景例句
They are expecting their first child.
他们在怀他们的第一个小孩。
Well, I'd probably say you should think about it seriously.
哦，我可能会对你说，你应该认真考虑一下你的决定。
I have a lot of problems.
我有很多问题。