singularity of the universe

例句：

1. 1. The theory of relativity posits that the speed of light is constant and equal to the speed of light at the speed of light.
   相对论理论认为光速是恒定的，且等于光速在光速下的速度。
2. 2. The discovery of black holes has sparked a new era of scientific inquiry into the nature of space andtime.
   黑洞的发现激发了对空间和时间本质的新科学探索时代。
3. 3. The study of quantum mechanics reveals that particles can exist in multiple states simultaneously, a conceptknown as superposition.
   量子力学的研究揭示了粒子可以同时存在于多个状态中，这一概念被称为超位置。