Word · CEFR C2 · Frequency #6226
fluctuations
波动；起伏
fluctuations is the plural of fluctuation.
核心释义
a wave motion
- 1.
波动；不规则的起伏
A motion like that of waves; a moving in this and that direction; an irregular rising and falling.
- 2.
波动运动
a wave motion
- 3.
摇摆；不稳定
A wavering; unsteadiness.
- 4.
变化实例；变化率或变化幅度
an instance of change; the rate or magnitude of change
- 5.
在医学中,液体在自然或异常腔体中的波动,触诊或叩诊时可感受到
In medicine, a wave-like motion or undulation of a fluid in a natural or abnormal cavity (e.g. pus in an abscess), which is felt during palpation or percussion.
- 6.
不稳定且易变动的特性
the quality of being unsteady and subject to changes
波动；不规则的起伏；波动运动；摇摆；不稳定；变化实例；变化率或变化幅度；在医学中,液体在自然或异常腔体中的波动,触诊或叩诊时可感受到
用法In use
The sudden fluctuation in temperature made everyone reach for their jackets.
用法提示：名词，表示气温的变动。
You should expect some fluctuation in the price of plane tickets.
用法提示：名词，指价格的起伏变化。
The graph shows frequent fluctuations over the past year.
用法提示：名词复数形式，表示多次波动。
the fluctuations of the sea
he kept a record of price fluctuations
fluctuation in sth
表示在某方面存在波动。
There is a fluctuation in temperature.
相关词与表达Connections
搭配Collocations
- price fluctuation
- 价格波动
- The price fluctuation of oil affects the global economy.石油的价格波动影响全球经济。
- market fluctuation
- 市场波动
- Investors should be prepared for market fluctuations.投资者应对市场波动做好准备。
- temperature fluctuation
- 温度波动
- The temperature fluctuation in spring can cause colds.春季的温度波动容易引起感冒。
- exchange rate fluctuation
- 汇率波动
- Exchange rate fluctuations can impact international trade.汇率波动会影响国际贸易。
- weight fluctuation
学习提示Learner notes
记忆技巧Memory Tip
Fluctuation 联想 'flu'（流感）导致体温波动（起伏），记住变化之意。
语境与语域Context & Register
neutral; contexts: finance, economics, physics; note_zh: 通常用于描述价格、温度、情绪等的波动，多用于正式或技术性语境。
发音与拼写Pronunciation & Spelling
All words listed rhyme with fluctuation, sharing the ending /eɪʃən/. Words like 'situation' and 'graduation' also share the spelling chunk '-uation'. Note that 'communication' rhymes but has a different spelling pattern.
一起学习词形Learn the forms together
页面下方列出了常见词形变化。学习时注意它们在句子中的语法位置。
Dictionary facts from ECDICT, OCTANOVE, WIKTIONARY.