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　

TOEFLIELTSTEM8

BNC.18847 / COCA.21889

牛津词典

verb

• 使焦虑；使不安
  to make sb worried or anxious
  1. 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。

柯林斯词典

• See also:What perturbs me is that magazine articles are so much shorter nowadays.perturbed

英英释义

verb

• throw into great confusion or disorder
  1. Fundamental Islamicists threaten to perturb the social order in Algeria and Egypt
  Synonym:derangethrow out of kilter
• disturb in mind or make uneasy or cause to be worried or alarmed
  1. She was rather perturbed by the news that her father was seriously ill
  Synonym:unhingedisquiettroublecarkdistractdisorder
• cause a celestial body to deviate from a theoretically regular orbital motion, especially as a result of interposed or extraordinary gravitational pull
  1. 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
  1. The electrons were perturbed by the passing ion

双语例句

• 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。
• To protect personal privacy, we perturb personal data with a randomization algorithm and then do modeling based on it The paper introduces the development of the privacy preservation issue, the generic algorithm of randomization and the foreground of the privacy preservation technology.
  为了保护个人隐私，我们首先对一些私有数据进行随机化处理，在此基础上再进行建模。本文介绍了隐私保护课题的发展、随机化处理方法的一般算法及隐私保护技术的发展前景。
• For the perturb& observe algorithm, if the tracking step is short enough, the tracking accuracy will be ideal, but with more iteration.
  如果跟踪步长选取的比较小，扰动观测法的跟踪精度也比较理想，但迭代次数较多。
• 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 first approach to dealing with this is to perturb the depth being output from the pixel shader by a depth stored in the particle texture.
  解决这个问题的第一个办法是是改变深度。这个深度由像素着色器根据储存在粒子纹理中的深度生成。
• The problems of shop floor alienation which perturb management.
  困扰管理部门的工人异化问题。
• Research on Variable Perturb Step MPPT Control of Photovoltaic System
  光伏发电系统变步长MPPT控制策略研究
• 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。
• The initial solution has little effect on the algorithm: when the algorithm is trapped into a local optimum, it needs to perturb the best-so-far solution and continue the searching process, while the perturbation strength has significant effect on the performance of the algorithm.
  该算法对初始解不是很敏感：当算法陷于局部极小时，需要对当前最优解做扰动并继续搜索，此时扰动强度对算法的性能有明显的影响。
• 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