overdensity
常见例句
- At a certain point, the overdensity of the region compared with its surroundings becomes so pronounced that its gravitational attraction overcomes the cosmic expansion.The region starts to collapse.
到了某個時刻,此區域的密度比周遭高太多,導致相吸的重力壓倒宇宙膨脹,區域就開始塌縮。 返回 overdensity