Last Updated：2025/11/30
Sentence
科学者たちは、過去の隕石衝突による寒冷期が地球規模の生態系をどのように変えたかを理解するために古い堆積物を研究している。
Quizzes for review
Scientists study ancient sediments to understand how past impact winters altered global ecosystems.
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Scientists study ancient sediments to understand how past impact winters altered global ecosystems.
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