英语词汇“epitrochoid”的英英意思、用法、释义、翻译、读音、例句、短语、词组-英语词典-现代词典

单词	epitrochoid
释义	WordReference Random House Unabridged Dictionary of American English © 2024 ep•i•tro•choid (ep′i trō′koid),USA pronunciation [Geom.] Mathematicsa plane curve generated by the motion of a fixed point on the radius or extension of the radius of a circle that rolls externally, without slipping, on a fixed circle. The epitrochoid is a generalization of the epicycloid. epi- + trochoid 1835–45
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