Kenetron
大型熱陰極二極電子管(用于工業(yè)整流和 X-射線設備), 高壓二極管
??? 情景例句
I understand what you're saying.
我明白你說的意思。
Where are you going?
你去哪兒？
We continually wage war on them, for they contaminate our food, carry diseases, or devour our crops.
人類不斷同昆蟲斗爭，因為昆蟲弄臟我們的食物，傳播疾病，吞噬莊稼。