| 单词 | complementary colours |
| 释义 | > as lemmascomplementary colours (hues, etc.) c. complementary angles: angles which together make up a right angle. complementary colours (hues, etc.): colours which, in combination, produce white or colourless light. ΘΚΠ the world > matter > colour > [noun] > complementary colour complementary colours (hues, etc.)1829 complementaryc1865 complement1869 1829 Nat. Philos. (Libr. Useful Knowl.) I. Optics 47 The accidental colours have also been called complementary colours. 1831 D. Brewster Treat. Optics xii. 103 The colour transmitted is always complementary to the one reflected, or which, when mixed with it, would make white light. 1873 P. H. Pye-Smith tr. H. von Helmholtz in E. Atkinson et al. tr. H. von Helmholtz Pop. Lect. Sci. Subj. 256 The after-image accordingly appears of a bluish green, the complementary colour to red. < as lemmas |
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