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
- 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。 - 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。 - 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。 - 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。 - 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 - The problems of shop floor alienation which perturb management.
困扰管理部门的工人异化问题。 - 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 method of array auto-calibration for wideband sources is discussed. A new method is proposed. This method can calibrate the unknown error of sensor gain and phase, array shape perturb and sensors coupling by assistant sensors.
利用辅助阵元，针对存在阵元通道幅相误差、阵元位置误差、阵元间互耦的阵列，提出了宽带非平稳信号模型下阵列误差自校正的方法。 - 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。 - 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。