reflecting medium

例句：

1. 1.The light passing through the glass reflects off the surface of the mirror.
   光线穿过玻璃，在镜子表面反射。
2. 2. The new design uses a reflecting medium to improve energy efficiency.
   新设计使用了反射介质来提高能源效率。
3. 3.The reflecting medium in this experiment is crucial for the accuracy of the results.
   实验中的反射介质对于结果的准确性至关重要。