spiral nebula

美 [ˈspaɪrəl ˈnebjələ]英 [ˈspaɪrəl ˈnebjələ]
  • 旋涡星云
spiral nebulaspiral nebula

noun

1
a galaxy having a spiral structure;arms containing younger stars spiral out from old stars at the center
Synonym: spiral galaxy

数据来源:WordNet

  1. Solar system originated as a result of double spiral nebula synthesis

    太阳系起源双螺旋星云复合成因说