fluctuation

英 [ˌflʌktʃuˈeɪʃn]

美 [ˌflʌktʃuˈeɪʃn]

n.  波动，涨落，起伏

复数：fluctuations　

CET6TOEFLIELTS化学

BNC.6226 / COCA.8463

柯林斯词典

• VERB 变动;波动;上下浮动
  If somethingfluctuates, it changes a lot in an irregular way.
  1. Body temperature can fluctuate if you are ill.
     人患病后体温可能会上下波动。
  2. ...the fluctuating price of oil.
     油价的浮动

英英释义

noun

• the quality of being unsteady and subject to changes
  1. he kept a record of price fluctuations
  Synonym:wavering
• an instance of change
  Synonym:variation
• a wave motion
  1. the fluctuations of the sea

双语例句

• This ensures there's no electrical fluctuation within the car's systems and prevents a malfunction.
  这保证没有电波动车辆系统内，防止故障。
• Once we have a function, it is much easier to filter on different data sets and fluctuation thresholds.
  一旦我们拥有了一个函数，对不同的数据集和波动临界点进行过滤就简单多了。
• A demodulating strain method that avoids light source's fluctuation and environmental factors is put forward.
  提出了一种不需要双光路信号就减小了光源波动及环境因素对测量的影响的解调应力方法。
• The amplitude of wall temperature fluctuation is larger than that of fluid temperature oscillation.
  流量的波动又引起了管壁温度和流体温度的周期性波动；
• Even a minor fluctuation in the water temperature can affect the fish.
  水温即使有微小的波动，也会对鱼类产生影响。
• We discover they have a relationship between the exchange rate fluctuation and the fluctuating price of real estate.
  通过二者的共性和特性的分析，发现汇率波动与房地产价格波动是有一定关联性的。
• In addition, the main reason of china's economic fluctuation in21st century is the stagnation of the transition in some key fields.
  当前中国仍存在经济剧烈波动的可能，其根源在于关键领域改革的滞后。
• Cross-regional factors flow's influence on the regional economic growth and fluctuation should be versatile.
  摘要要素跨区城流动对区域经济增长和波动的影响应是多方面的。
• Using this approach, we can abstract from fluctuation in Aggregate Demand.
  运用这一方法，我们可以抽掉总需求中不断变化的因素。
• The influence of timing jitter and amplitude fluctuation of the sampling pulses is also investigated.
  同时我们还研究了采样光脉冲时间抖动和幅度抖动对光性能监测系统的影响。