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

• 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 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。
• 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。
• 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。
• They studied the Bering Strait's potential impact on glacial oscillations.
  他们研究了白令海峡对冰期振荡的潜在影响。
• 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。
• The vibrating object has executed a number of oscillations.
  物体已经完成了许多次振动。
• Produces sonic oscillations or alternating current.
  能够产生音速震动或交流电。
• 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。