Corotron
电晕管； 电晕发射装置
🗣️ 情景例句
I like to study in the library because it's so quiet.
我喜欢在图书馆学习因为那儿很安静。
I'm afraid that the item isn't what we're looking for.
我恐怕这种产品不是我们所要找的。
I'll also need a list of all your and her relations' addresses and telephone numbers.
我还需一张你与她的全部亲属的地址清单与电话号码。