| 单词 | concave polyhedron |
| 释义 | concave polyhedron (extremely rare) n WORD FAMILY concave polyhedron n a polyhedron some of whose plane sections are concave polygons Hyper polyhedron a solid figure bounded by plane polygons or faces |
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英语词典包含147318条英英释义在线翻译词条，基本涵盖了全部常用单词的英英翻译及用法，是英语学习的有利工具。