conchoid是什么意思 conchoid在线中文翻译

conchoid 英 ['kɒŋkɔɪd] 美 ['kɒŋkɔɪd]

conchoid 词典解释

名词贝壳状,蚌线

conchoid ['kɒŋkɔɪd]

中文翻译
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n. 贝壳状,蚌线
英语释义
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n. A curve, of the fourth degree, first made use of by the
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Greek geometer, Nicomedes, who invented it for the purpose of
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trisecting an angle and duplicating the cube.