专业字典>英语词典>fluctuation翻译和用法

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
    1. a wave motion
      1. the fluctuations of the sea

    双语例句

    • 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 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?
    • 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。
    • The aridity and the humidity effected the fluctuation of lake level and controlled the basin filling and sequence development.
      干旱和潮湿气候影响了湖平面波动,控制着层序充填和准层序叠置形式;
    • 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;
    • 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。
    • Moreover, the influence of the geometric parameters on efficiency and speed fluctuation of the roller drives is discussed.
      并且论文也讨论了滚筒的几何参数对效率和速度变化的影响。
    • Traditional macroeconomics believes that short-run fluctuation had no effect on the long-run economic growth.
      传统的宏观经济学认为,短期波动不会对经济的长期增长造成影响。
    • 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。
    • This paper presents the on line measurement of size, concentration and velocity of pulverized coal with light fluctuation and correlation method.
      该文介绍了结合光脉动法和相关测速法同时在线测量煤粉粒径、浓度和速度的技术和装置。