n.四面体

原形：tetrahedron复数：tetrahedrons

A tetrahedron is a three-dimensional geometric shape with four triangular faces.
一个四面体是拥有四个三角形面的三维几何形状。
In a regular tetrahedron, all four faces are equilateral triangles.
在一个规则的四面体中，所有四个面都是等边三角形。
The tetrahedron is one of the five Platonic solids.
四面体是五种柏拉图立体之一。
The volume of a tetrahedron can be calculated using the formula (a^3√2)/6, where 'a' is the length of an edge.
四面体的体积可以通过公式 (a^3√2)/6 计算，其中 'a' 是边长。
The tetrahedron is often used in molecular geometry, particularly in the structure of methane.
四面体常用于分子几何学中，特别是在甲烷的结构中。
In crystallography, certain minerals form tetrahedral crystal structures.
在晶体学中，某些矿物形成四面体晶体结构。
Tetrahedra are frequently encountered in computer graphics for rendering 3D models.
在计算机图形学中，四面体在渲染3D模型时经常出现。
The tetrahedron is a fundamental building block in the study of polyhedra and topology.
四面体是多面体和拓扑学研究中的基本构建块。
The dual of a tetrahedron is another tetrahedron, with vertices at the centers of the original's faces.
四面体的对偶体是另一个四面体，其顶点位于原四面体面的中心。
In game theory, tetrahedron-shaped dice are used in some tabletop role-playing games.
在游戏理论中，一些桌面角色扮演游戏使用四面体骰子。