1. 音标:

/ˌflʌk.tʃuˈeɪ.ʃən/

2. 意思:

Fluctuation 是名词，表示波动、波动性、变化、起伏等，通常指某种事物在一定范围内的上下或增减的变化，常用于描述价格、温度、情绪等的不稳定状态。

3. 翻译:

中文: 波动；变动；起伏

4. 读音:

英音：[ˌflʌk.tʃʊˈeɪ.ʃən]

美音：[ˌflʌk.tʃuˈeɪ.ʃən]

5. 用法:

Fluctuation 通常用于描述经济、气候、市场等不稳定的现象，特别是那些频繁变化的情形。

6. 例句:

The fluctuation in stock prices is a common phenomenon in the market.

股票价格的波动是市场中常见的现象。

Temperature fluctuation can cause problems for sensitive equipment.

温度波动会给敏感设备带来问题。

The fluctuation of demand for the product makes it hard to predict sales.

产品需求的波动使得预测销售变得困难。

We are monitoring the fluctuation of interest rates closely.

我们正在密切监控利率的波动。

The fluctuation in oil prices is influenced by global supply and demand.

油价的波动受全球供需关系的影响。

The fluctuation of the economy caused many businesses to close.

经济波动导致许多企业倒闭。

His mood showed fluctuation throughout the day.

他的一整天情绪波动不定。

Due to the fluctuation in currency exchange rates, businesses are facing difficulties.

由于汇率的波动，企业面临困难。

There was a fluctuation in the attendance numbers at the event.

活动的出席人数有波动。

The fluctuation in the weather is typical for this time of year.
- 这个季节天气的波动是典型的。

7. 短语搭配:

Fluctuation in price - 价格波动

Fluctuation in temperature - 温度波动

Fluctuation of the stock market - 股票市场的波动

Fluctuation of supply and demand - 供需波动

Fluctuation in interest rates - 利率波动

这些是fluctuation的常见用法和相关搭配。