parallelopiped
  平行六邊形
  Par·al·lel·o·pi·ped n.  Geom. A solid, the faces of which are six parallelograms, the opposite pairs being parallel, and equal to each other; a prism whose base is a parallelogram.
  Syn: -- parallelepiped, parallelepipedon, parallelopipedon.
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  parallelopiped
       n : a prism whose bases are parallelograms [syn: parallelepiped,
            parallelepipedon, parallelopipedon]