英语词汇“concave spherical lens”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	concave spherical lens
释义	DictionarySeelens concave spherical lens concave spherical lens A lens formed of prisms with their apices together (thin at the center and thick at the edge), used for correcting myopia.See also: lens
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