名词
中文翻译：替代假设
同义词：
['alternative theory', 'alternative explanation', 'alternative hypothesis']
例句：
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1. The research team proposed an alternative hypothesis to explain the phenomenon.
研究小组提出了一个替代假设来解释这一现象。
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2. The scientist conducted experiments to test the alternate hypothesis that the planet was not habitable.
科学家进行了实验来测试这个备选假设，即这颗行星不适合居住。
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3. The data collected by the team supported the alternative hypothesis that the temperature had increased over time.
团队收集的数据支持了备选假设，即随着时间的推移，温度已经升高。