gravitationally

例句:

• Spiral galaxies are considered to be gravitationally bound configurations of stars.
  旋涡星系被认为是由恒星组成的引力束缚系统.
  
• Most galaxies are found in gravitationally bound groups, called clusters.
  大多数星系由引力作用而形成一个组群, 称作星系团(clusters).
  
• Star clusters are groups of stars which are gravitationally bound.
  星团是星体依靠重力作用附着在一起而构成的.
  
• 'T behave gravitationally like say solar systems do.
  来自SA
• Galactic masses interact gravitationally as collectively bound objects.
  来自SA
• These two galaxies interact gravitationally and are moving towards each other.
  来自SA