英语词汇“astrometric binary star”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	astrometric binary star
释义	astrometric binary star astrometric binary star [¦as·trə¦me·trik ′bī‚ner·ē ′stär] (astronomy) A binary star that may be distinguished from a single star only from the variable proper motion of one of its components.
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