Capacitron
n. [电]电容汞弧管(通过突然施加高压于阴极和绝缘的启动电极间而产生电弧)
🗣️ 情景例句
May I have headphones for the in-flight movie?
我可以要一副耳机来欣赏飞机上的电影吗？
I can only afford to watch television for an hour gonight because I have homework to do.
因为我要做家庭作业，所以今晚我只能花一小时看电视。
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。