Could space have dimensions beyond the three that we all know and love?
除了我们都了解和喜欢的三个维度，空间还可能有其他维度吗？
2
Instead of being three dimensional, space actually has more dimensions that are curled into little loops too small to be detected except in a high-energy particle collision.
空间不是三维的，事实上拥有弯曲成环的多个维度，这些环小到只有在高能粒子碰撞时才能检测得到。
3
Einstein described our universe in four dimensions: the threedimensions of space and one of time.