| 单词 | 足迹化石 |
| 释义 | 〔trace〕Archaeologists excavated fossilized dinosaur tracks from the riverbed.考古学家从河床中挖掘出恐龙的足迹化石。〔ichnite〕A fossilized footprint.足迹化石：成为化石的足迹〔ichnology〕The branch of paleontology dealing with the study of fossilized footprints, tracks, burrows, or other traces as evidence of the activities of the organisms that produced them.足迹化石学：古生物学的分支，以研究足迹化石、痕迹化石、洞穴化石、或其它有机物所产生活动证据的痕迹 |
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