名词
中文翻译：替代理论
同义词：
['substitution theory', 'substitution hypothesis']
例句：
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1. The replacement theory suggests that thenew technology will replace the old one.
替代理论认为新技术将取代旧技术。
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2. Thereplacement theory has been widely accepted by scientistsand researchers.
替代理论已被科学家和研究人员广泛接受。
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3. The replacement theory has been testedin various experiments, providing strong evidence forits validity.
替代理论已在各种实验中得到测试，为它的有效性提供了强有力的证据。