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单词	folium
释义	fo·li·um (fōle-əm) n.pl. fo·li·a(-le-ə) 1. Geology A thin, leaflike layer or stratum occurring especially in metamorphic rock. 2. Mathematics A plane cubic curve having a single loop, a node, and two ends asymptotic to the same line. [Latin, leaf; see bhel-3 in the Appendix of Indo-European roots.] folium The equation of the folium of Descartes is x3 + y3 = 3axy.
随便看	willie Willie Howard, Jr. Willie Pete willies willing willingly willingness Willis-Ekbom disease williwaw Will Keith will-o'-the-wisp willow willow herb willow oak willow ptarmigan willowware willowy willpower will power Wills Willy willy-nilly Willy Pete extinguishable extinguisher

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