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

• Among these characteristics, quasi-periodic oscillations led us to believe the possibility of existing oscillations in the corona.
  在这些特征中，准周期振荡使我们认为，在日冕上可能存在着快速振荡。
• 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。
• 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？
• 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。
• 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。
• This firmly establishes the nature of the oscillations as low acoustic eigenmodes of the subphotospheric layers.
  这就确凿地证实了振荡的本质是次光球层的低频声波本征模式。
• 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。
• 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。
• Produces sonic oscillations or alternating current.
  能够产生音速震动或交流电。
• 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。