light-sensitive diode

例句：

1. 1. The light-sensitive diode is used to detect changes in light intensity.
   光敏二极管用于检测光强度的变化。
2. 2.The device is sensitive to changes in temperature and can be used as a temperature sensor.
   该设备对温度变化敏感，可以用作温度传感器。
3. 3. The diode's small size and light weight make it ideal for use in portable devices.
   二极管的小型和轻便使其非常适合用于便携式设备。