fluctuated

英 [ˈflʌktʃueɪtɪd]

美 [ˈflʌktʃueɪtɪd]

v.  (大小、数量、质量等)波动; (在…之间)起伏不定
fluctuate的过去分词和过去式

过去式：fluctuated　

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

双语例句

• Bond yields have fluctuated but the peak of each cycle over the last two decades has been lower than the peak that preceded it as investors have gained in confidence that inflation has been squeezed out.
  债券收益率上下波动，但过去20年里，每一个周期的波峰都低于之前的波峰，因为投资者越来越相信通胀已被挤出。
• In the process of secondary succession from conifer-broadleaf forest to broadleaf forest, species richness fluctuated remarkably.
  在针阔混交林向阔叶林演替过程中，物种丰富度指数表现为较大的波动性。
• We stayed there for10 days and the price fluctuated almost daily, but the average cost, including breakfast delivered to our room, was$ 200.
  我们在这个酒店呆了10天，房价几乎每天都变动。但是平均下来，包含早餐的送到服务，也就200美元。
• Since the breakdown of Bretton Woods System, both nominal and real exchange rates have fluctuated frequently and widely.
  自从布雷顿森林体系崩溃以来，名义汇率和实际汇率的波动成为世界经济的常态。
• The continuity of some schemes has indeed fluctuated through the financial crisis.
  金融危机期间，一些企业的管培计划确实有所波动。
• For a long time the degree of concentration fluctuated around a fairly stable rate.
  财富集中度长期以来围绕一个相当稳定的比率波动。
• The dollar, like the other main currencies ( except Sterling), has fluctuated since 2007, with no pronounced trend.
  与其它主要货币（除了英镑）一样，美元自2007年以来区间波动，没有任何明显的趋势。
• In the UK, public spending has fluctuated within a fairly narrow band throughout the same period.
  同期，英国的公共支出一直在相当窄的范围内波动。
• The TN loss fluctuated with rainfall-runoff, but the TP loss showed an increasing trend year by year.
  氮流失浓度受降雨径流变化影响显著，而磷流失则表现出逐年递增的趋势；
• Over the decades, the attention we have paid to it has fluctuated.
  数十年以来，我们对它的关注有起有落。