Thermionic generator
[电] 热离子产生器
🧩 词语组成解析
a. 热离子的\\n[电] 热离
🗣️ 情景例句
How much will it be?
要多少钱？
He plays violin just for enjoyment.
他拉小提琴只是为了自娱自乐。
They must keep their hands behind their backs.
他们得一直将手放在背后。