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perturbation

英 /ˌpɜːtəˈbeɪʃn/美 /ˌpɜːrtərˈbeɪʃn/
  • n.
    [数][天] 摄动；不安；扰乱
GRE

双语例句

  1. This message caused perturbation in the Middle East Headquarters.
    这个消息在中东总部引起了不安。
    来自《柯林斯英汉双解大词典》
  2. A small additional perturbation can have a substantial effect.
    小小的波动就能产生实质性的影响。
  3. It's not any old perturbation, it's circular and it's got a particular type of profile.
    这并不是任何老的摄动，它的形状是圆的，它是一种可以获得的、特殊类型的轮廓侧面。

相关短语

  • Perturbation theory
    微扰理论；扰动理论；微扰论
  • perturbation method
    微扰法；摄动法；扰动法；小扰动法
  • tidal perturbation
    潮汐摄动
  • orbit perturbation
    轨道扰动
  • canonical perturbation
    正则摄动

词语扩展

n.
tensionunrest
[数][天]摄动；不安；[电子]扰乱
vt.
perturb扰乱；使…混乱；使…心绪不宁

词义分布

扰动
42.8%
摄动
36.7%
微扰
18.6%
扰乱
1.1%
不安
0.8%

英英释义

  • n.an unhappy and worried mental state
  • n.(physics) a secondary influence on a system that causes it to deviate slightly
  • n.activity that is an intrusion or interruption
  • n.a disposition that is confused or nervous and upset
  • n.the act of causing disorder

词源

  • perturbation
    来自中世纪法语, 来自古法语perturbacion, 来自拉丁语perturbatio
  • perturbation焦虑，不安
    来自perturb,使焦虑，不安。
  • perturbation
    From Middle French, from Old French perturbacion, from Latin perturbatio