如可將八面體，切成小斜方截半立方體 (Small Rhombicuboctahedron)

First, Go to http://www.ylmass.edu.hk/~mathsclub/ILC/Polyhedra/ to see what is 小斜方截半立方體 (Small Rhombicuboctahedron) and how does it looks like.


Then you can imaginate:
Cut the top and the 邊 and cut out the triangle... ...