light activated element

例句：

1. 1. The lightactivated element is responsible for the sensor's sensitivity.
   光激活元件负责传感器的灵敏度。
2. 2. The device uses a light activated elementto detect infrared radiation.
   该设备使用光激活元件来检测红外辐射。
3. 3.The light activated element is crucial for thedevice's operation.
   光激活元件对设备的运行至关重要。