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词汇 absorption nebula
释义

Definition of absorption nebula in English:

absorption nebula

noun
Astronomy
  • another term for dark nebula
    Example sentencesExamples
    • On dark, clear nights this absorption nebula stands prominently in front of the spectacular Milky Way.
    • On the right is an absorption nebula from which the stars might have formed.
    • Sometimes known as absorption nebulae these are dark concentrations of gas and dust which often have stars forming inside them.
    • A dark nebula, or absorption nebula, is a cloud of gas and dust that blocks light coming from behind.
    • One of the most notable of these dark absorption nebulae is a cloud toward the constellation Ophiuchus known as Barnard 68, pictured above.

Definition of absorption nebula in US English:

absorption nebula

noun
Astronomy
  • another term for dark nebula
    Example sentencesExamples
    • A dark nebula, or absorption nebula, is a cloud of gas and dust that blocks light coming from behind.
    • One of the most notable of these dark absorption nebulae is a cloud toward the constellation Ophiuchus known as Barnard 68, pictured above.
    • Sometimes known as absorption nebulae these are dark concentrations of gas and dust which often have stars forming inside them.
    • On dark, clear nights this absorption nebula stands prominently in front of the spectacular Milky Way.
    • On the right is an absorption nebula from which the stars might have formed.
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