| 释义 |
光谱guāngpǔ复色光通过棱镜或光栅后,分解成的单色光按波长大小排成的光带。日光的光谱是红、橙、黄、绿、蓝、靛、紫七色。{spectrum; series of coloured bands dispersed and arranged in the order of their respective wavelengths by the passage of white light through a prism or other dispersing device and shading continuously from red (produced by the longest wave visible) through violet (produced by the shortest):
the main colours of the spectrum are red, orange, yellow, green, blue, indigo and violet} |