英语词汇“dark nebula”的英英意思、用法、释义、翻译、读音、例句、短语、词组-英语词典

dark nebula n. Astronomy a non-luminous mass of dust and gas within a galaxy, observable because it obscures light from sources behind it.Dark nebulae typically appear as dark areas in a brightly glowing star field or cloud of gas.

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1903 Fortn. Rev. Apr. 603 We have obtained indications of a dark nebula such as might satisfy the conditions.

1964 R. H. Baker Astron. (ed. 8) xvi. 471 Photographs in many parts of the Milky Way show small dark nebulae against backgrounds of star-rich regions.

2012 Space Daily (Nexis) 18 Sept. This strange and complex dark nebula lies about 600-700 light-years away from Earth.

单词	dark nebula
释义	> as lemmas dark nebula dark nebula n. Astronomy a non-luminous mass of dust and gas within a galaxy, observable because it obscures light from sources behind it.Dark nebulae typically appear as dark areas in a brightly glowing star field or cloud of gas. ΚΠ 1903 Fortn. Rev. Apr. 603 We have obtained indications of a dark nebula such as might satisfy the conditions. 1964 R. H. Baker Astron. (ed. 8) xvi. 471 Photographs in many parts of the Milky Way show small dark nebulae against backgrounds of star-rich regions. 2012 Space Daily (Nexis) 18 Sept. This strange and complex dark nebula lies about 600-700 light-years away from Earth. extracted from darkadj. < as lemmas
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