名词
中文翻译：Unknown
同义词：
['variation', 'variable factor']
例句：
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1. The weather is a variable that affects our plans.
天气是一个影响我们计划的可变因素。
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2. The temperature is a variable that can affect the outcome of the experiment.
温度是一个可以影响实验结果的可变因素。
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3. The cost of the product is a variable that can vary depending on the demand.
产品的成本是一个可以根据需求变化的可变因素。