Thermionic diode
[电] 热离子二极体
🧩 词语组成解析
a. 热离子的\\n[电] 热离
diode
['daiəud]
n. 二极管;
🗣️ 情景例句
I've put an X next to the place where you should sign.
我已在你该签名的地方后面标示了X。
In every beginning think of the end.
思前顾后。
unless the parents themselves have been unsatisfactory,
除非父母自身不能令人满意，