cathode shield

例句：

1. 1. The new device uses a cathode shield to prevent interference from external sources.
   这款新设备使用了阴极屏蔽来防止外部干扰。
2. 2.In the manufacturing process, the cathode shield is crucial for maintaining the cleanliness of the electronic components.
   在制造过程中，阴极屏蔽对于保持电子元件的清洁至关重要。
3. 3. The engineer designed a special cathode shield to protect sensitive electronics from electromagnetic radiation.
   这位工程师设计了一个特殊的阴极屏蔽，以保护敏感电子设备免受电磁辐射的影响。