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

• One of the design objectives is to reduce some critical inter-area oscillations existing inthe system.
  设计目标之一是减少系统中存在的一些临界区间震荡。
• The periodical oscillations of the drought and flood features have significant seasonal differences.
  旱涝特征周期振荡也具有明显的季节性差异。
• 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。
• 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。
• 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。
• 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。
• 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。
• I got it low because I measured ten oscillations, you see?
  我让它变低了，因为我做了10次振荡，看到了么？
• This inhibiting of flow oscillations adds stability to the combustion chamber.
  对流动振荡的这种抑制作用提高了燃烧室的稳定性。
• Similar soil conditions and similar jellylike oscillations have been reported in japan.
  在日本也报道过类似的土壤条件和类似的果酱般的振动。