阴极

1. 在阴极射线管显示器中，用电子束激励后荧光物质光发射的持续现象。
   In cathode ray tube display, the continuation of light emission from phosphor after excitation by the electron beam.
2. 磁控管一种微波管，它里面的发热阴极发出的电子受到磁场和电场的影响，从而产生能用于雷达和微波炉微波辐射
   A microwave tube in which electrons generated from a heated cathode are affected by magnetic and electric fields in such a way as to produce microwave radiation used in radar and in microwave ovens.
3. 显像管阴极射线管的玻璃前端，图象显示在其面
   The glass front of a cathode-ray tube upon which the image is displayed.
4. 电子二极管有一个阳极和一个阴极的电子管
   An electron tube having a cathode and an anode.

阴的英语翻译：

极的英语翻译：