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1.The study of involutive correlation is a complex field with many unanswered questions.
研究逆相关关系是一个复杂领域，有许多未解决的问题。
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2. Involutive correlation has been shown to be a useful tool for predicting future trends.
逆相关关系已被证明是预测未来趋势的一种有用的工具。
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3. The researcher found that involutive correlation was not as strong as expected, which led to further investigation.
研究者发现逆相关关系并不像预期的那样强，这导致了进一步的调查。