名词
中文翻译：理论实体
同义词：
['theoretical construct', 'theoretical model']
例句：
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1. The theoretical entity of this systemis the ability to predict future trends.
该系统的理论实体是预测未来趋势的能力。
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2. Thetheoretical entity of a mathematical proof is itslogical validity.
数学证明的理论实体是其逻辑的有效性。
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3. The theoretical entity of ascientific theory is its ability to explain observedphenomena.
科学理论的理论实体是其解释观察到的现象的能力。