i think that some area get into civilization early while

来源: xiaoxiao雨 于 2025-01-14 09:19:38 [] [博客] [旧帖] [给我悄悄话] 阅读数 : (62 bytes)
回答: 欧洲文明自古以来比东亚文明先进 由 大号蚂蚁 于 2025-01-13 15:39:06

others step into civilization later is correct. 

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