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。
• For this reason, the expression values are also passed though a bump map to perturb the surface normals.
  因为这个原因，表达式数值也能传递给一个凹凸贴图，去扰乱表面法线。
• 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 perturb& observe algorithms and Incremental Conductance Algorithm are mainly introduced for MPPT.
  MPPT方法主要介绍了扰动观测法和电导增量法，实现了功率寻优要求。
• 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。
• Pseudo-random sequence generated by PB-PLCM ( perturb based piecewise linear chaotic map) is used in the designing of stream cipher, the fine statistical properties of the sequence make it easy to obtain a high security lever.
  结合数字混沌理论和传统流密码技术，应用加扰分段线性混沌映射（PB-PLCM）系统设计了一种基于数字混沌动力学系统的序列密码。
• 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。
• 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
• The simulation results indicate that Perturb& observe Algorithm is also an effective method to achieve the maximum power point tracking with simple algorithm.
  仿真结果表明，干扰观测法能有效地实现最大功率跟踪，是一个简单有效的最大功率跟踪方法。
• 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。