heptahedron

英式音标：[ˌheptəˈhi:drən]

美式音标：[ˌhɛptəˈhidrən]

词汇分类：美国数学竞赛AMC8

词义：

n.

七面体；

英英释义

Heptahedron

A heptahedron (plural: heptahedra) is a polyhedron having seven sides, or faces.

以上来源于:Wikipedia

用法：

权威例句

Heptahedron

Heptahedron

Heptahedron

Heptahedron and Roman surface

Irregular Heptahedron I

Heptahedron random character selector

The 'Must' and the 'Heptahedron'

The ‘must’ and the ‘heptahedron’. Remarks on remarks

Ultra-High Resolution LYSO PQS-SSS Heptahedron Blocks for Low-Cost MuPET

Ball milling efficiency of heptahedron ball milling medium and its effects on alloy structure property

造句：

1. He displayed a willful ignorance of their plight.

对于他们的困境他故意装作一无所知.

来自《简明英汉词典》

2. He's been willful and headstrong from a baby.

他从小就固执任性.

来自《简明英汉词典》

3. She was a willful child.

她是个任性的孩子.

来自《简明英汉词典》

4. The willful killing of a person is murder.

故意杀人就是谋杀.

来自《简明英汉词典》

5. Her laughter and fragrance and willful glances were his tribute.

她的欢笑、温馨和秋波也是献给他的.

来自辞典例句

[ willful 造句 ]