名词
中文翻译：周期性变化
同义词：
['cyclical change', 'cyclical fluctuation', "cyclical variation例句：1. The company's profits have shown a cyclical variation over the past year.（该公司过去一年的利润表现出了周期性的变化。）2. The weather patterns are cyclical variations in temperature and precipitation.（天气模式是温度和降水的周期性变化。）"]
例句：
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1. The company's profits have shown a cyclical variation over the past year.
该公司过去一年的利润表现出了周期性的变化。
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2. The weather patterns are cyclical variations in temperature and precipitation.
天气模式是温度和降水的周期性变化。
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3.The market is experiencing cyclical variation in its stock prices.
市场正在经历其股票价格的周期性变动。