The light was beginning to drain from a violet sky.
光线正开始从紫罗兰色的天空中渐渐消失。
Some sapphires will change between blue and violet depending on the light.
一些蓝宝石，将改变之间的蓝色和紫色的光线而定。
The violet light of dusk began to darken the sky.
紫罗兰色的黄昏降临，天空开始暗下来。
Ozone is produced by the reaction between oxygen and ultra-violet light.
臭氧由氧气和紫外线发生反应而产生。
The colors in white light are red, orange, yellow, green, blue and violet .
在白光中的颜色有红，橙，黄，绿，蓝和青。
Ozone is produced by the reaction between oxygen and ultra - violet light.
臭氧由氧气和紫外线发生反应而产生。
Ozone is produced by the reaction between oxygen and ultra - violet light.
臭氧由氧气和紫外线发生反应而产生。
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