1. 名詞
   不可數名詞: 星雲狀態, 朦朧
   星雲狀物
   

   同義字詞
   ambiguity,ambiguousness,darkness,equivocalness,equivocation,inscrutability,inscrutableness,murkiness,mysteriousness,nebulousness,obliqueness,obscurity,opacity,opaqueness
   

例句

1. It, too, has nebulosity in the east.
2. Only a trace of reflection nebulosity remains.
3. Nebula refers to a region of indistinct nebulosity .
4. An 'n' is appended if the cluster lies within nebulosity .
5. Here we can see that the amount of faint nebulosity recorded is similar.
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