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perturbation

/pur-ter-bey-shuhn/US // ˌpɜr tərˈbeɪ ʃən //UK // (ˌpɜːtəˈbeɪʃən) //

扰动,干扰,微扰,扰乱

Related Words

Definitions

n.名词 noun
  1. 1
    • : the act of perturbing.
    • : the state of being perturbed.
    • : mental disquiet, disturbance, or agitation.
    • : a cause of mental disquiet, disturbance, or agitation.
    • : Astronomy. deviation of a celestial body from a regular orbit about its primary, caused by the presence of one or more other bodies that act upon the celestial body.

Synonyms & Antonyms

Examples

  • These perturbations make the stars’ orbits around the galactic center more and more elliptical.

  • As the core wobbles, it creates gravitational perturbations that affect the surrounding rings, creating subtle “waves” that can be measured.

  • Called LowKey, the tool expands on Fawkes by applying perturbations to images based on a stronger kind of adversarial attack, which also fools pretrained commercial models.

  • Confronted with any perturbations, the model should be able to correct itself as well.

  • The fish used its swordlike snouts to sense electrical perturbations made by smaller prey.

  • He turned his thesis into the book Geometric Perturbation Theory in Physics on the new developments in differential geometry.

  • Say your portfolio is worth a third less than before this recession or crash or perturbation or whatever you want to call it.

  • At times there are periodic attacks of mental perturbation that may become true insanity.

  • She picked up her parasol, and resumed her journey in some perturbation of mind, reflecting on the utter rudeness of the deer.

  • I had an idea that she would shrink from me or show some perturbation; but I was never more mistaken in my life.

  • Agatha went up to her mistress in a state of great perturbation, and the cook also hurried away to her bedroom.

  • The frown of bewilderment was deeper now––the perturbation turned anxious.