[揽瓜阁精读] 257. 考古新发现会颠覆旧理论

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257 考古发现会颠覆旧理论
P1：archaeology keep rising new theories. E.g. 3 years old child: unprecedented importance of paleoanthropology, can reconfigure
P2：new fossil: afarensis swing through tress and support arboreal habitats. Hyoid bone: concepts of the origin of speech and is the first found human-related.