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

• According to the characteristics of the human pulse signals, a pulse fluctuation frequency measurement system is designed.
  根据人体脉搏信号特征，本文设计了一种脉搏波动频率测量系统。
• 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。
• A Study on the Effect of FDI's Flow on China's Employment under Economic Cyclical Fluctuation
  经济周期波动下FDI流动对我国就业的影响研究
• 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。
• 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。
• 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。
• 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。
• 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。
• In more than ten years the periodic fluctuation of China's macro economy operation is very obvious.
  近十几年来我国宏观经济运行周期性波动十分明显。
• The Central Bank successfully curbed the economic fluctuation.
  央行成功抑制了这样的经济波动。