Corotron
电晕管； 电晕发射装置
🗣️ 情景例句
Have you talked to the community council?
你们跟社区的议会谈过了吗？
It is an ill bird that fouls its own nest.
家丑不可外扬。
The firm closed down because there wasn't enough demand for its product.
工厂关门了，因为产品供过于求。