Vacuum diode
[计] 真空二极管
🧩 词语组成解析
diode
['daiəud]
n. 二极管;
🗣️ 情景例句
What's the climate like in your country?
你们家乡的气候如何？
I ate stream fish for lunch yesterday.
我昨天午饭吃的是清蒸鱼。
His work starts at half past eight, and finishes at a quarter to five.
30开始工作，4：45下班。