| 单词 | tetrahedron |
| 释义 | tetrahedron (once / 57376 pages) n WORD FAMILY tetrahedron: tetrahedra, tetrahedrons USAGE EXAMPLESThe gallery’s lobby ceiling is composed of complex tetrahedron shapes, while the British museum galleries are suffused with natural light. Washington Times(Sep 15, 2016) Once it came to rest, they deflated, and the tetrahedron unfolded to reveal the probe. Andy Weir, The Martian(2011) Modern tents are lighter and come in interesting shapes: tetrahedrons and domes. Washington Post(Oct 11, 2015) n any polyhedron having four plane faces Hyper polyhedron a solid figure bounded by plane polygons or faces |
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