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

• 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。
• 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。
• The vibrating object has executed a number of oscillations.
  物体已经完成了许多次振动。
• 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？
• 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。
• Reduce the amplitude ( of oscillations or waves).
  减少摆动或波浪的振幅。
• 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。
• 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。
• Transition in the Periodic, quasi-Periodic and chaotic calcium oscillations
  周期，准周期和混沌的复杂钙振荡之间的转换
• It is shown that the closed-loop excitation control can be adopted to suppress the low-frequency current oscillations in the system.
  本文分析了利用励磁闭环控制抑制系统低频振荡的机理，并提出了励磁闭环控制系统的设计方法。