Including the spin of matter makes it possible to calculate a property of the geometry of space-time called torsion.
引入物质的旋转使得我们有可能去计算时空的一种几何特性-扭曲。
This theory views gravity not as a force but as a consequence of the curved geometry of space and time.
这个理论把重力不是看做一种力，而是空间-时间的几何弯曲的结果。
This means that theorists working on it believe the laws of nature can be stated without making any prior assumptions about the geometry of space and time.
这就是说，研究环圈量子重力学的理论学家认为无需先作出时空的几何假设，便能表述自然定律。
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