perturb
英 [pəˈtɜːb]
美 [pərˈtɜːrb]
v. 使焦虑; 使不安
过去分词：perturbed 过去式：perturbed 第三人称单数：perturbs 现在分词：perturbing
BNC.18847 / COCA.21889
牛津词典
verb
- 使焦虑；使不安
to make sb worried or anxious- Her sudden appearance did not seem to perturb him in the least.
她的突然出现似乎一点也没有令他不安。
- Her sudden appearance did not seem to perturb him in the least.
柯林斯词典
英英释义
verb
- throw into great confusion or disorder
- Fundamental Islamicists threaten to perturb the social order in Algeria and Egypt
- disturb in mind or make uneasy or cause to be worried or alarmed
- She was rather perturbed by the news that her father was seriously ill
- cause a celestial body to deviate from a theoretically regular orbital motion, especially as a result of interposed or extraordinary gravitational pull
- The orbits of these stars were perturbed by the passings of a comet
- disturb or interfere with the usual path of an electron or atom
- The electrons were perturbed by the passing ion
双语例句
- When all the Pareto optimal solutions are trapped into local optima, perturb the Pareto optimal solutions and restart the search process.
当所有的解都陷入局部极小时，扰动已得到的Pareto解集，然后从扰动后的解集出发重新搜索。 - What perturbs me is that magazine articles are so much shorter nowadays.
让我不安的是现在杂志文章都短多了。 - Finally, simulating experiment for the whole system is carried through with the stator flux-oriented vector strategy and control arithmetic of rotor speed perturb and power observation.
最后本文采用定子磁场定向的矢量控制策略，结合转速扰动功率观测的控制算法对转子侧进行了仿真验证。 - The performance analysis and control of hybrid systems are difficult when the parameters perturb uncertainly. Therefore, it is necessary to propose the powerful approaches for robust performance analysis and control.
当系统参数存在不确定性时，系统的性能分析和控制变得非常困难，因此，给出混杂系统在参数不确定情况下的鲁棒性能分析和控制方法在理论和应用两方面都具有重要意义。 - Thirdly, a data perturbing method is described to perturb original data by applying "single attribute transition probability matrix".
然后描述了通过单属性转移概率矩阵来变换原始数据的数据变换方法。 - Presence of antibiotics in environment could perturb ecosystem including bacteria, water and soil microorganism and plants, increase the proliferation of antibiotics-resistant pathogens, and could pose threats to human health.
环境中的抗生素会对环境生态系统包括细菌、水生生物、土壤生物和植物等产生危害，并产生大量耐药菌，对人类健康构成威胁。 - Very few events are able to perturb an increasingly globalised world.
几乎没有什么事情能够减缓全球化的脚步。 - The method takes the results obtained by GA after a few evolutions ( rough GA) as the initial solution, then, the IWO is employed to perturb the initial solution in order to improve the global searching ability and accelerate the convergence speed.
该算法将GA初步进化（粗GA）得到的结果作为初始解，利用IWO算法对其进行微扰，以提升算法的全局搜索能力，加快其收敛速度。 - Molecular fluorine reaction with Si ( 100) 2 × 1 does not perturb the Si-Si dimer bond and the reaction virtually ceases at one monolayer of F coverage for F_2 at low incident kinetic energy.
F2与Si（100）2×1反应并不扰乱Si-Si二聚键，在F2入射平动能低时反应实际上在氟的复盖度为一个单层上停止进行。 - Apply high-order sliding mode to deal with the problem in fast dynamic systems with perturb
高阶滑模在具有扰动的快变动力控制系统中的应用