例句與造句

1. The triangular bipyramid can form a tessellation of space with truncated tetrahedra.
2. The truncated tetrahedra are connected to each other via their triangular faces.
3. The triangular faces of the triangular prisms are joined to the truncated tetrahedra.
4. Each icosahedron is surrounded by 20 truncated tetrahedra.
5. Each hexagonal face of the truncated tetrahedra is joined in complementary orientation to the neighboring truncated tetrahedron.
6. It's difficult to find truncated tetrahedra in a sentence. 用truncated tetrahedra造句挺難的
7. There are two dual positions of this construction, and combining them creates the uniform compound of two truncated tetrahedra.
8. As a result, the triangular prisms expand into hexagonal prisms, and the truncated tetrahedra expand into truncated octahedra.
9. This truncates the 5 tetrahedral cells into truncated tetrahedra, and introduces 5 new tetrahedral cells positioned on the original vertices.
10. These still share their square faces, but the hexagonal faces form truncated tetrahedra which share their triangular faces with each other.
11. The truncated octahedra are connected to each other via their square faces, and to the truncated tetrahedra via their hexagonal faces.
12. They are joined to the 16 truncated tetrahedra via their hexagonal faces, and their square faces are joined to the square faces of the 32 triangular prisms.
13. The remaining gap between the inscribed truncated octahedron and the envelope are filled by 8 flattened truncated tetrahedra, each of which is the image of a pair of truncated tetrahedral cells.
14. An isogonal helical apeirogon with an irrational twist angle can also be constructed from truncated tetrahedra stacked like a Boerdijk Coxeter helix, alternating two types of edges, between pairs of hexagonal and pairs of triangular faces:
15. In the process, the octahedral cells expand into truncated tetrahedra ( half of their triangular faces are expanded into hexagons by pulling apart the edges ), and the triangular prisms expand into hexagonal prisms ( each with its three original square faces joined, as before, to small rhombicuboctahedra, and its three new square faces joined to cubes ).