Perturbation

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GRE

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[编辑] 解释

[编辑] GRE 红宝书

  • n. 烦乱, 扰乱
  • [英] n. 烦乱, 扰乱 ( the action of perturbing; agitation)
  • [类] 反义词: equanimity ( 镇静)
  • [记] 来自perturb ( 干扰, 烦恼) , per ( 始终) +turb ( 搅混) -> 搅得心烦意乱
  • [同] 同根词: disturb ( 干扰) ; turbulence ( 骚乱, 狂暴)

[编辑] Webster Collegiate

noun

  • Date: 14th century
  • 1. the action of perturbing ; the state of being perturbed
  • 2. a disturbance of motion, course, arrangement, or state of equilibrium; especially a disturbance of the regular and usually elliptical course of motion of a celestial body that is produced by some force additional to that which causes its regular motion
  • ? perturbational adjective


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