英语词汇“hydra i cluster”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	hydra i cluster
释义	Hydra I cluster Hydra I cluster [¦hī·drə ‚wən ′kləs·tər] (astronomy) A large cluster of galaxies with recession velocities around 3500 kilometers (2200 miles) per second, part of the Hydra-Centaurus-Pavo supercluster.
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Hydra I cluster