活跃星系核 meaning in English
active galactic nucleus
Examples
- He has worked in fields ranging from star formation to active galactic nuclei and is now chair of the astronomy department at the university of washington
他的研究?围广泛，从恒星的形成至活跃星系核均有涉猎，目前担任美国华盛顿大学天文系系主任。 - Many of them were discovered in the distant universe when it was at a young age . at that time , there were significantly more interactions between stars and galaxies , particular near the core of galaxies . we can deduce the existence of black holes by studying the dynamics of such active galactic nuclei
这类黑洞多存在于宇宙中遥远的地方即宇宙的早期，在那时，恒星和星系之间相互作用明显较多，尤其在星系核心附近我们就是藉著研究活跃星系核的动态来探测这类黑洞的存在。