Plomatron
栅控汞弧管, 具有控制栅的汞弧整流器
🗣️ 情景例句
I have been exposed to languages such as English, Spanish, and French.
我接触过英语、西班牙语和法语。
I've got news for you.
我要告诉你一个好消息。
If I work in the garden, I have to sit down and rest every five minutes.
如果我在花园里干活，每5分钟就得坐下来休息。