| 释义 |
Black Hole Physics
基本例句
Seyfert;黑洞物理;星系
An active galaxy is a star system with a humongous black hole at its centre.一个活跃的星系是一个中央部位有一个极大的黑洞的恒星体系。
Initially the gas in the cluster is very hot, and the supermassive black hole in a centrally located large galaxy is quiet.起初星系团里的气体温度极高，而位在星系团中央巨大星系里的黑洞并不活跃。 |