perturbations

例句:

• Under the action of universal gravitational forces the small perturbations will grow.
  在万有引力的作用下,小扰动会加强.
  
• Planetary perturbations make the earth's orbit about the sun irregular.
  行星的摄动使得地球绕太阳的轨道是不规则的.
  
• Angular perturbations tend to increase instead of decrease.
  角扰动倾向于增加而不是减少.
  
• It that sense perturbations are essential as long as observations are being within composed matrices of observations.
  来自SA
• For these structures to form there must have been primordial perturbations in the early matter and energy distributions.
  来自SA
• Such a regime is ripe for any perturbations to bring ruin political, climatic or otherwise.
  来自SA