par·al·lel·e·pi·ped /ˌpærəˌlɛləˈpaɪpəd ||ˌlɛˈlɛpəˌpɛd/ 平行六面體
parallelepiped n : a prism whose bases are parallelograms [syn: parallelopiped, parallelepipedon, parallelopipedon]