这些尘埃和气体很有可能是原始的尘垢和被黑洞吞掉很久了的星星的残留物的混合物。
This stuff is probably a mixture of primordial grime and the remnants of long-eaten stars.
天文学家最近通过模拟原始星系碰撞,解释了巨型黑洞如何在宇宙演变过程中形成。
Astronomers have solved the mystery of how supermassive black holes formed early in the universe's evolution by modelling the collision of giant primordial galaxies.
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