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

• 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
• , we used actin polymerization inhibitor latrunculin B ( LATB) under quantitatively controlled conditions to perturb the actin cytoskeleton and observation with laser scanning confocal microscope.
  花粉管生长中的作用，我们应用不同浓度的微丝聚合抑制剂latrunculinB（LATB）处理花粉管，并通过激光共聚焦显微镜观察微丝聚合状态的动态变化。
• 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。
• However, folic acid, especially at high dose, can aggravate the premature differentiation of NSCs in embryos exposed to hyperglycemic and diabetic conditions, which may perturb the internal environment and be detrimental to the normal development of CNS.
  然而，叶酸尤其是高剂量叶酸，可能加重高血糖组和糖尿病组胚胎端脑神经干细胞的过早分化，干扰脑内环境，最终可能影响中枢神经系统的正常发育过程。
• 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。
• 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。
• 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。
• Headache, fever, minor bruises and just simple difficulties and challenges in day to day life perturb us, sadden us.
  头痛，发烧，轻微的擦伤和只是简单的困难和挑战，在一天一天的生活打乱我们，我们痛心。
• 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
• To verify our system, we must set up the application under test in the lab, perturb it with events, and detect when it fails to handle an event properly.
  为了验证我们的系统，我们必须在实验室设置在测的应用程序，利用事件进行干扰，并且当不能适当处理事件时进行监测。