Plomatron
栅控汞弧管, 具有控制栅的汞弧整流器
🗣️ 情景例句
It's a far cry from what I expected.
这离我想要的差远了。
My friend spent his childhood in California .
我的朋友在加利福尼亚度过了他的童年。
No, they aren't. They're their books.
不，不是我的。这些是他们的书。