1. The ethnohistorical study focuses on the interplay between culture and history of indigenous peoples.
(这项民族历史研究侧重于原住民文化和历史之间的相互作用。)
2. The ethnohistorical evidence suggests that the migration patterns of ancient civilizations were influenced by various factors such as climate and resources.
(民族历史学的证据表明,古代文明的迁移模式受到气候和资源等各种因素的影响。)