英语词汇“active galactic nucleus”的英英意思、用法、释义、翻译、读音、例句、短语、词组-英语词典

单词	active galactic nucleus
释义	active galactic nucleus Astronomy noun A compact region at the centre of a galaxy which emits an abnormally large amount of radiation in one or more parts of the electromagnetic spectrum. Such regions are usually hypothesized to contain supermassive black holes.. Origin 1960s; earliest use found in Astrophysical Journal.
随便看	out- outa outact Outagami Outagamy outage out and about out-and-home out and out out-and-outer out-and-return out-argue outarm outasight out-babble outback outbacker outbackery outbalance out-band out basket out-bawl outbeam outbelch out-bellow

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active galactic nucleus