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
It's good to meet you.
很高兴见到 。
How many pieces are you going to order?
你要订几张？
The main school holidays are from mid-December till early February when the days are long and warm.
学校主要的假期从12月中旬起至第二年的2月初为止，这段时间白昼很长，气候也暖和。