pre-ColumbianWiktionary 原文构词拆分pre-前缀Before; physically in front of. · Before; earlier in time; beforehand.+Columbian词根/词干词源说明From pre- + Columbian.释义（英文）形容词 Adjective(historical) Before the voyages of Christopher Columbus of the 1490s which introduced greatly widened contacts between Eurasia and the Americas.Referring to the cultures of the Americas before the European influence, specifically to the era before the continent was visited by Christopher Columbus.词族相关词（1）Columbian Exchange