形容词
中文翻译：可变的
同义词：
['variable', 'variable', 'variable']
例句：
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1.The temperature can vary greatly from day to day.
温度每天可以有很大的变化。
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2. The speed of the train is variable depending on the weather conditions.
火车的速度根据天气条件而变化。
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3. The cost of the product is variable based on the quantity ordered.
产品的成本基于订购的数量而变化。