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
and the towels with the teddy bears on them?
和泰迪熊毛巾吗？
He is also very fond of playing tennis and manages to find time for a game twice a week.
他非常喜欢打网球，每周总要抽时间打两次。
The officers got out and the prisoner stood to attention and saluted as they passed.
军官们下了车，战俘立正站好，并在他们从他面前经过时敬了礼。