你的双臂和双腿需要保护，免受玻璃反射光的照射。
Your arms and legs need protection from light bouncing off glass.
这就是你将要制作的反射光的数量。
扩大了的摄像头孔，避免了闪光灯反射光的不良效果。
Expand the camera aperture, avoid the bad effect of light flash.
一般我们所见到的是反射光。
反射光较弱，且是完全线偏振的。
The reflected light is weak and completely linearly polarized.
蛋白石闪光是因为有小的水晶颗粒可以反射光。
Opals could be brilliant because they have tiny crystals which could scatter light.
蛋白石闪光是因为有小的水晶颗粒可以反射光。
Opals could be brilliant because they have tiny crystals which could scatter light.
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