oscillate

英 [ˈɒsɪleɪt]

美 [ˈɑːsɪleɪt]

v.  (情感或行为)摇摆，变化; 摆动; 振动; 波动; 振荡

第三人称单数：oscillates　现在分词：oscillating　过去式：oscillated　过去分词：oscillated　

IELTSGRE

Collins.1 / BNC.15486 / COCA.19205

牛津词典

verb

• （情感或行为）摇摆，波动，变化
  to keep changing from one extreme of feeling or behaviour to another, and back again
  1. Her moods oscillated between depression and elation.
     她的情绪时而抑郁，时而亢奋。
• 摆动；振动
  to keep moving from one position to another and back again
  1. Watch how the needle on the dial oscillates.
     仔细看仪表盘上的指针如何摆动。
• 波动；振荡
  to change in strength or direction at regular intervals

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。

英英释义

verb

• move or swing from side to side regularly
  1. the needle on the meter was oscillating
  Synonym:vibrate
• be undecided about something
  1. He oscillates between accepting the new position and retirement
  Synonym:hovervibratevacillate

双语例句

• In this paper, we give sufficient and necessary condition and some sufficient conditions of oscillate for neutral differential equations with piecewise constant argument.
  研究了一类具有分段常数变元的中立型微分方程组的振动性，并给出了所有解振动的充分必要条件和若干充分条件。
• Not unlike Wall Street, Western commentary on China tends to oscillate between extremes of fear and greed.
  面对中国，西方评论界与华尔街相差不大，总是倾向于在恐惧与贪婪这两个极端之间摇摆。
• The electron oscillates parallel to the electric field and at the same frequency, but it does not necessarily oscillate in phase with the light wave.
  该电子以相同的频率来作平行于电场的振动，但此振动不见得和原光波同相位。
• The motors and drive units on these two types of polisher's oscillate in an eccentric circular motion.
  圆径及偏圆度之公差发动机和转速单位在这两种抛光机上的振蒎是一个偏圆心的运动。
• On an oscilloscope, you can see an electrical current oscillate up and down.
  在示波器上面你可以看到一股电流上下振动。
• Oscillate along the direction of the waves.
  沿波的方向振动。
• The electric and magnetic fields oscillate perpendicular to each other and perpendicular to the direction the light is traveling.
  它的电场与磁场以互相垂直的方向振荡，并垂直于光的行进方向。
• In the case of homogeneous broadening only one mode can normally oscillate.
  对于均匀加宽的情况，只有一个模能正常地振荡。
• That function does not appear to oscillate, and so is not likely to be audible.
  该函数没有出现振荡，很有可能它不是可听的音乐函数。
• They reach you, your eardrum starts to oscillate with the same frequency and you hear that tone.
  你们听到声音，你的鼓膜以相同频率，开始震动，然后听到我的音调。