英语词汇“flint glass”的英英意思、用法、释义、翻译、读音、例句、短语、词组-英语词典

单词	flint glass
释义	WordReference Random House Unabridged Dictionary of American English © 2024 flint′ glass′, [Optics.] Opticsan optical glass of high dispersion and a relatively high index of refraction, composed of alkalis, lead oxide, and silica, with or without other bases, sometimes used as the diverging lens component of an achromatic lens. 1665–75
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