Water refracts, or bends, the light, separating it into red, orange, yellow, green, blue, and violet
水把光线折射或弯曲，而分离为红、橙、黄、绿、蓝和紫色。
The lasers most people are familiar with are the green dots highlighting a PowerPoint presentation or the blue (actually closer to violet) light found in Blu-ray technology.
大多数人所熟悉的激光器是在做PowerPoint演示文稿时所使用的有着高亮度绿色圆点或着蓝色(其实更接近紫色)的紫激光技术。
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。
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