词典释义：
"古生物学"
Paleobiology can be subdivided into paleobotany and paleozoology.
古生物学可分为古植物学和古动物学。
Sometimes the subject is divided into paleobotany, the study of fossil plants, paleozoology, the study of fossil animals, and paleoecology.
有时将古生物学分为古植物学(植物化石研究)、古动物学(动物化石研究)以及古生态学。
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