Ignitron
[电] 水银半波整流管
🗣️ 情景例句
It's Carl's birthday,
今天是Carl的生日，
We can't stand the summer weather.
我们不能忍受夏天的天气。
He then changed into overalls and spent the next eight hours as a dustman.
然后换上工作服，当8个小时清洁工。