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
We really don't have to be overly concerned.
我们真的不需要过分担心。
I feel the same way.
我有同感。
I seldom have any difficulties.
我很少碰到困难。