Polyhedron
01
多面体, 由平面组成的立体形状，沿其边缘贴合
a solid shape made of flat sides that fit together along their edges
例子
The cube is a well-known example of a polyhedron, with six square faces.
立方体是一个著名的多面体例子，有六个正方形面。
We studied various properties of polyhedra in our geometry class last semester.
上学期我们在几何课上研究了多面体的各种性质。
