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单词 catoptrics
释义

catoptrics

/kəˈtɒptrɪks/
plural noun
treated as sing.
Physics the branch of optics that deals with reflection
【物理】反射光学。
词源
mid 16th cent. (originally catoptric): from Greek katoptrikos 'reflecting', from katoptron 'mirror'.
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更新时间:2025/3/30 4:22:06