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单词 trihedron
释义

trihedron

/traɪˈhiːdrən/
noun
(pl. trihedra /-drə/或trihedrons)
a solid figure having three sides or faces (in addition to the base or ends)
三面体。
词源
early 19th cent.: from TRI- 'three' + -HEDRON, on the pattern of words such as polyhedron.
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更新时间:2025/8/14 4:35:25