莫比乌斯带    

        小车运动，发现在莫比乌斯带上，小车能够到达任何地方，因为它只有一个面。莫比乌斯带是德国数学家莫比乌斯发现的。这个具有奇特性质的曲面在工业上有许多重要用途。

MOBIUS BELT    

         Push the small cart with your hands, and you will find the small cart can arrive at any place on the. Mobius Belt because it has only one plane. Mobius Belt was discovered by the German mathematician Mobius. This curved surface with strange character has found many important applications in industry.