Plomatron
栅控汞弧管, 具有控制栅的汞弧整流器
🗣️ 情景例句
Did you read the story in the paper, Malcolm?
你看到报纸上的新闻了吗 ，Malcolm？
The more a man knows, the more he see his ignorance.
大智若愚。
If you don't work, you will fail to pass the exam.
如果你不学习，你考试就会不及格。