Wehnelt cathode
[电] 卫耐耳特阴极
🧩 词语组成解析
[医] 韦内(X线硬度单位,X线穿透力单位)
cathode
[['kæθəud]]
n. 阴极\\n[化] 阴极
🗣️ 情景例句
Let me see your driver's license.
给我看一下你的驾驶执照。
He that is full of himself is very empty.
自满的人是很空虚的。
Is she at school today?
她今天上学来了吗？