名词
中文翻译：变量
同义词：
['variation', 'variable factor', 'variable quantity']
例句：
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1.The temperature is a variable that can affectthe 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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2. Theamount of sugar in the mixture is avariable that needs to be controlled.
混合物中糖的量是一个需要控制的可变因素。
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3. The weather forecast is a variable thatcan change rapidly.
天气预报是一个变化迅速的可变因素。