Perturbation
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GRE
目录 |
[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