Quasar
例子
Astronomers observed a distant quasar, providing insights into the early universe.
天文学家观察到了一个遥远的类星体,为早期宇宙提供了见解。
The intense brightness of a quasar is attributed to the gravitational energy of a black hole.
类星体的强烈亮度归因于黑洞的引力能量。



























