英语词汇“refractive system”的英英意思、用法、释义、翻译、读音、例句、短语、词组-英语词典-新都网

单词	refractive system
释义	refractive system noun : an optical system in which lenses instead of mirrors are used for focusing light, forming an image, or changing the path of a beam of light by refraction specifically : a mode of lighting in lighthouses by a central lamp surrounded by a combination of lenses called also refracting system
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refractive system