核心词议：
n. 波动，涨落，起伏，[物]脉动；动摇不定，踌躇；[生]彷徨变异
fluctuation 基本解释
n. 波动，涨落，起伏，[物]脉动；动摇不定，踌躇；[生]彷徨变异
速记方法
知识扩展
fluctuation 变化形式
复数： fluctuations
中文词源： fluctuation
精选例句
1、 The erratic fluctuation of market prices is in consequence of unstable economy.
经济波动致使市场物价忽起忽落。
常见考点例句：
- The fluctuation of the gold price would be minimal .
- 金价将在很小区间波动。
- Mr. dai suggested ' fixing a reasonable fluctuation band for the u. s. dollar exchange rate ' in the context of reforms to the international monetary system .
- 戴相龙建议，在国际货币体系改革的背景下，为美元汇率设立合理的浮动区间。
- This will surely cause another problem , i.e.capital flows in and then out , there might be some arbitrage opportunities in between . It is called arbitrage in english , for example , the difference in interest rates and the fluctuation of exchange rates .
- 当然，这会引起另外一个问题，即资金进来后又出去，在这个过程中可能会找到套戥的机会，英文称arbitrage，比如利率的差别、货币汇率的变动。
- But in an already shrinking economy , lopping off an additional 0.6 point is a big fluctuation .
- 但考虑到日本经济这一年已处于收缩状态，再降0.6个百分点实在是一个不小的波动幅度。
- In chicago , main agricultural commodities surged to daily fluctuation limits imposed by exchange rules .
- 在芝加哥，主要农产品飙升至交易所规定的每日最大波动幅度。
