light lock indicator

例句：

1. 1. The light lock indicator on the door is a crucial component for security.
   门上的光控锁指示器是安全的关键组成部分。
2. 2. The manufacturer's manual includes a detailed explanation of the light lock indicator system.
   制造商手册详细解释了光控锁指示系统。
3. 3. In this new model, the light lock indicator has been upgraded to provide better user experience.
   在这个新型号中，光控锁指示器已经升级，以提供更好的用户体验。