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

• The optical storage mechanism was analyzed in term of the fluctuation curves of grating growth and decay.
  结合光栅生长曲线的波动现象，对光存储机制进行了新的探讨。
• 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；
• 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。
• 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。
• 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。
• In electricity market, the fluctuation of market factors brings about much more adjustment demand of power tariff.
  在电力市场中，销售电价面临因市场因素变动导致的更多调整需求。
• In changeful wind conditions and load fluctuation maximizes the stability of shaft output.
  在风力和负载变化的情况下，能最大限度保持机械轴的输出稳定性。
• Venation wave spectrum analysis finds out shape-structure change of mid-frequency signal fluctuation.
  脉络波谱图分析查明了中范围（频率）信号波动的形态结构变化。
• 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。
• The Fluctuation of China's Macro-economy: Internal Adjustment or External Shocks?
  中国宏观经济波动：内部调整还是外部冲击？