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单词	lemniscate
释义	lemniscate noun lem·​nis·​cate lem-ˈni-skət  : a figure-eight shaped curve whose equation in polar coordinates is ρ2=a2 cos 2θ or ρ2=a2 sin 2θ Word History Etymology New Latin lemniscata, from feminine of Latin lemniscatus with hanging ribbons, from lemniscus First Known Use circa 1781, in the meaning defined above
随便看	Helvetii Helvidian helvin helvine helving helvite Helvétius Helxine helxines helzel hem hem (in) hem and haw hem in hem's-star hema- hemachate hemachati hemachatuses hemachatusses hemacytometer hemacytometers hemacytozoon hemad hemafibrite

英语词典包含469781条英英释义在线翻译词条，基本涵盖了全部常用单词的英英翻译及用法，是英语学习的有利工具。