英语词汇“in-sphere”的英英意思、用法、释义、翻译、读音、例句、短语、词组-英语词典

单词	in-sphere
释义	in-sphere Math.\|ˈɪnsfɪə(r)\| [f. in-¹ b + sphere n.] A sphere that touches all the faces of a given polyhedron. 1886G. S. Carr Synopsis Pure & Appl. Math. I. ii. 890 (Index), In-sphere of a tetrahedron.1939H. S. M. Coxeter Ball's Math. Recreations & Ess. (ed. 11) v. 132 With each of these polyhedra we may associate three concentric spheres: one (the ‘circum-sphere’) through all the vertices, one touching all the edges, and one (the ‘in-sphere’) touching all the faces.
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