Kenetron
大型热阴极二极电子管(用于工业整流和 X-射线设备), 高压二极管
🗣️ 情景例句
Maybe we can experiment with your patients
也许我们可以在你的病人中试试
Should I go this way,or that way?
我应该这样去,还是那样？
There is a car race near our town every year.
在我们镇子附近每年都有一场汽车比赛。