体验： 1.人来灯亮，有人经过时亮射灯 2.有人用书桌时灯亮，书桌感受

Experience: 1. The lamp is on when people come, and the spotlight is on when someone passes by <br>2. The lamp is on when someone uses the desk, and the desk feels the movement and the desk lamp is on <br>3. The wall lamp is always on when someone is at home

Experience: 1. People come to light up, someone passes by and lights up<br> 2. When someone uses a desk, the light is on and the desk feels static<br> Someone's wall lights are always on at home

Experience: 1. When someone comes, the light will be on. When someone passes by, the spotlight will be on<br>2. When someone uses the desk, the light is on. The desk feels the movement and the static light up<br>3. The wall light is always on when someone is at home