形容词
中文翻译：理论的
同义词：
['theoretical', 'theoretically']
例句：
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1.The theory of relativity was proposed by Albert Einstein.
爱因斯坦提出了相对论理论。
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2. Theoretical analysis is important for understanding the problem.
理论分析对于理解问题很重要。
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3. Theoretical knowledge is essential for solving practical problems.
理论知识对于解决实际问题是必要的。