骰子一个小的正六面体,每面分割为一副六个点,通常为一对,用于赌博或其它游戏中
A small cube marked on each side with from one to six dots, usually used in pairs in gambling and in various other games.
正方形是二维的(平面的),而正六面体则是三维的(立体的)。
A square is two-dimensional and a cube is three-dimensional.