英语词汇“optical flint”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	optical flint
释义	optical flint in British English noun an optical glass of high dispersion and high refractive index containing lead oxide. They are used in the manufacture of lenses, artificial gems, and cut glass Also called: flint glass
随便看	twenty-twenty vision twenty-two metre line 'twere twerk twerking twerp twerpy twi twibbon twibil twibill twice twice as big/good etc as ... twice as many (as) twice as much/long as twice a week twice-born twice daily twice-laid twice over twicer twice-told twice yearly twichild twichildren

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optical flint in British English