名词
中文翻译：Unknown
同义词：
['idea', 'principle', 'hypothesis', 'concept例句：1. The theory ofrelativity has revolutionized our understanding ofspace and time.（相对论理论已经彻底改变了我们对时间和空间的理解。）2. The scientist proposed atheory to explain the phenomenon.（科学家提出了一个理论来解释这一现象。）3. The theory of evolutionsuggests that all living things have descendedfrom a common ancestor.（进化论理论表明所有生命形式都源自共同的祖先。）']
例句：
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1. The theory ofrelativity has revolutionized our understanding ofspace and time.
相对论理论已经彻底改变了我们对时间和空间的理解。
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2. The scientist proposed atheory to explain the phenomenon.
科学家提出了一个理论来解释这一现象。
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3. The theory of evolutionsuggests that all living things have descendedfrom a common ancestor.
进化论理论表明所有生命形式都源自共同的祖先。