| 释义 |
perturbation/pɜ:təˈbeiʃ(ə)n/n. 1 the act or an instance of perturbing; the state of being perturbed 搅乱，扰乱，混乱 2 a cause of disturbance or agitation 混乱(或焦虑)的缘由 3 Physics a slight alteration of a physical system, e.g. of the electrons in an atom, caused by a secondary influence 【物理学】(某一物体体系的)微扰(如原子中的电子受到次要影响时所发生的细微变化) 4 Astron. a minor deviation in the course of a celestial body, caused by the attraction of a neighbouring body 【天】摄动(某一天体由于受到相邻天体的吸引运行方向发生细微的偏离) |