extragalactic nebula

 
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extragalactic nebula的英文翻譯是什麼意思,詞典釋義與在線翻譯:

英英釋義

Noun:
  1. (astronomy) a collection of star systems; any of the billions of systems each having many stars and nebulae and dust;

    "`extragalactic nebula' is a former name for `galaxy'"

extragalactic nebula的相關資料:

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