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1.The topological polyhedron of a sphere is a complex shape that cannot be described by simple formulas.
球的拓扑多面体是一个复杂的形状，不能用简单的公式来描述。
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2. In topology, the topological polyhedron of a space is a mathematical concept that describes the structure of the space.
在拓扑学中，一个空间的拓扑多面体是描述空间结构的一个数学概念。
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3. The study of topological polyhedra has applications in various fields such as computer graphics and robotics.
拓扑多面体的研究在计算机图形学和机器人学等领域有应用。