单词	heptahedron
释义	hep·ta·he·dron (hĕp′tə-hēdrən) n. pl. hep·ta·he·drons or hep·ta·he·dra (-drə) A polyhedron with seven faces. hep′ta·hedral (-drəl) adj. heptahedron
随便看	vallation vallatory vallecula Dutch West Indies Dutch West Indies. Dutchwoman duteous duteously dutiable dutiful dutifully dutifulness duty duty bound duty-free duumvir duumvirate Duvalier duvet duvetyn duvetyne Duwamish duxelles D.V. DVD

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