heptagon
英 ['heptəg(ə)n]
美 ['hɛptəɡɑn]
heptagon 七边形来自希腊语hepta,七，词源同seven,-gon,边，角，词源同knee,hexagon.
- heptagon (n.)
- 1560s, from Middle French heptagon, from Greek heptagonon, from hepta "seven" (cognate with Latin septem, Gothic sibun, Old English seofon; see seven) + gonia "angle" (see -gon). Related: Heptagonal.
- 1. The pagoda has a base of heptagon.
- 这座宝塔有个七边形的底座。
来自辞典例句
[ heptagon 造句 ]
