dimensional

形容词 dimensional:

1. of or relating to dimensions
2. having dimension--the quality or character or stature proper to a person- Norman Cousins

1. A square is two-dimensional and a cube is three-dimensional.
   正方形是二维的(平面的), 而正六面体则是三维的(立体的).
2. A cube is a three-dimensional object.
   立方体是三维物体。