| 单词 | spectral color |
| 释义 | spectral color [`spek·trǝl `kǝl·ǝr] OPTICS 1. A color corresponding to light of a pure frequency; the basic spectral colors are violet, blue-green, yellow, orange, and red. 2. A color that is represented by a point on the chromaticity diagram that lies on a straight line between some point on the spectral color (first definition) locus and the achromatic points; purple, for example, is not a spectral color. |
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