| 单词 | agn |
| 释义 | > as lemmasAGN AGN n. Astronomy active galactic nucleus (or nuclei). ΚΠ 1983 Adv. Space Res. 3 111 Somewhat more than 50% of the..viewing time will be devoted to galactic studies..and the remainder to extragalactic studies (AGN, extragalactic supernovae). 2003 New Scientist 25 Oct. 35/2 Because the density of gas on the edge of an AGN accretion disc is millions of times higher than in a typical interstellar cloud, once formation has begun the star matures rapidly. < as lemmas |
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