micropaleontology

例句：

1. 1.Micropaleontology is the study of fossils found in rocks that are millions of years old.
   微古生物学是研究在数百万年形成的岩石中发现的化石的研究。
2. 2.The micropaleontologist discovered a new species of ammonite in the deep sea.
   微古生物学家在深海中发现了一种新的鹦鹉螺物种。
3. 3.This research has helped to better understand the evolution of life on Earth.
   这项研究有助于更好地理解地球上生命的进化。