单词 | cyanine |
释义 | Word Frequency cyanine(ˈsaɪəˌniːn) or cyanin (ˈsaɪənɪn) noun 1. a blue dye used to extend the sensitivity of photographic emulsions to colours other than blue and ultraviolet 2. any of a class of chemically related dyes, used for the same purpose |
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