enneadecahedron
词形变化
enneadecahedra
复数
enneadecahedra
enneadecahedrons
enneadecahedrons
复数
释义与例句
n.
-
1.
A polyhedron with nineteen faces.
罕用 数学
词源
From enneadeca- + -hedron.
来源:wiktionary