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stratigraphy

/stɹəˈtɪɡ.ɹəfi/ 名词 C2

中文: 地层学

  1. The study of rock layers and the layering process (stratification). (countable, uncountable)
  2. The layering of deposits, with newer remains overlaying older ones, forming a chronology of the site. (countable, uncountable)

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