oscillations

英 [ˌɒsɪˈleɪʃənz]

美 [ˌɑsəˈleɪʃənz]

n.  摆动; 摇摆; 振动; 一次波动; 浮动; 振幅; (情感、行为、思想的)摇摆不定，变化无常，犹豫不定
oscillation的复数

柯林斯词典

• VERB 摆动；（大小）来回变化
  If an objectoscillates, it moves repeatedly from one position to another and back again, or keeps getting bigger and smaller.
  1. I checked to see if the needle indicating volume was oscillating.
     我查看了那根音量指针是否在摆动。
• VERB （水平、价值等）波动，浮动
  If the level or value of somethingoscillates betweenone amount and another, it keeps going up and down between the two amounts.
  1. The share price has oscillated between a five-year high of 157.25p in 1997 and this year's low of 91.5p...
     股价一直在1997年创下的5年间最高点157.25便士和今年的最低点91.5便士之间浮动。
  2. Oil markets oscillated on the day's reports from Geneva.
     石油市场因当天来自日内瓦的报道出现了起伏。
  3. ...an oscillating signal of microwave frequency.
     微波频率的波动信号
• VERB （情绪、态度或行为）摇摆
  If youoscillate betweentwo moods, attitudes, or types of behaviour, you keep changing from one to the other and back again.
  1. The president of the Republic oscillated between a certain audacity and a prudent realism.
     该共和国总统施政风格时而大胆冒进，时而谨慎务实。

双语例句

• An electromagnetic wave generated by oscillations in an electric circuit.
  一种电磁波，由电在电导体内振荡而产生。
• We have observed relaxation oscillations in a capacitive discharge connected to a peripheral ground chamber, in Argon gas.
  已经在连接外围接地舱的主电容放电舱里观察到了氩气驰豫振荡。
• Review on methods of analysis for subsynchronous oscillations of power systems.
  电力系统次同步振荡问题的分析方法概述。
• These wavelengths are presumably caused by oscillations of the electrons in the atom.
  这些波长可能由原子中的电子振动所确定。
• This paper investigates the feasibility of damping multi-mode oscillations using unified power flow controller ( UPFC) in a multi-machine power system.
  研究了多机系统中使用统一潮流控制器（UPFC）抑制电力系统多模态振荡的可行性。
• Further on, we will analyse the origin of these oscillations.
  我们进一步的工作，是分析这些振荡的起因。
• Decentralized control by low-order dynamic compensators for damping the low-frequency oscillations in power system was proposed in this paper.
  提出一种用低阶动态补偿器抑制电力系统低频振荡的分散控制方法。
• Recordings were analyzed for changes in EEG power spectra, power topography, and sleep-specific cortical oscillations.
  分析EEG功谱、功率地形图和睡眠特异性的皮层共振活动。
• Digital audio Sound waves generate air pressure oscillations that stimulate the human auditory system.
  数字音频声波产生气压振动刺激人的听觉系统。
• The vibrating object has executed a number of oscillations.
  物体已经完成了许多次振动。