Plomatron
栅控汞弧管, 具有控制栅的汞弧整流器
🗣️ 情景例句
You won't believe this.
你会觉得难以置信。
The wise man knows he knows nothing,the fool thinks the knows all.
聪明人自认一无所知，愚笨人自负无所不晓。
No, it isn't. It's a Japanese car.
不是。那是一辆日本产的小汽车。