The three-color image above shows three different "colors," or wavelengths, of infrared light which is invisible to our eyes.
上图显示出来三种不同的“颜色”代表三种不同的红外线波长，而红外线我们肉眼是看不见的。
RGB is short for Red Green Blue, which are the three primary colors of the system and is produced with light.
RGB是红绿蓝的简称，是由光产生的三基色。
As the three primary colors that sum to form white light, they can combine in proportion to create most any color in the visible spectrum.
由于这三种原色相加起来可以形成白光，故可以通过将各原色按不同比例进行调和的办法来形成可见光谱区的大多数颜色。
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