英语词汇“star stream”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	star stream
释义	star stream noun Astronomy A systematic drift of stars in the same general direction within a galaxy.We measure the stars’ velocities and search for star streams from past galaxy mergers.... Researchers suspect that Sagittarius will one day resemble the star streams and clumps being reported Thursday. Many astronomers believe that star streams such as Hercules - stars that move at the same velocity in a band or stream - are thought to be remnants of those mergers.
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