单词	pyramid
释义	pyramid A convex polyhedron with one face (the base) a convex polygon and all the vertices of the base joined by edges to one other vertex (the apex); thus the remaining faces are all triangular. A right-regular pyramid is one in which the base is a regular polygon and the remaining faces are isosceles triangles. Not right-regular Right-regular pyramid
随便看	Urysohn's lemma utility utility function V V4 valency validation Vallée-Poussin, Charles-Jean de la value value Vandermonde's convolution formula Vandermonde's determinant Van der Waerden's Theorem vanish Var variability variable variance variance, analysis of variation varies directly variety vector vector analysis vector bundle

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