the earliest known inhabitants of a region
土著；土著居民
aborigines ≠ averages
Australian aborigine 澳大利亚原住民
Cambridge IELTS 8，Page 150
Aborigines moved away from animals as their main food source and began including
vegetables in their diet.
参考译文：
剑桥雅思 8，第150页
土著居民开始在饮食中加入蔬菜，而不再将动物的肉作为主要的食物来源。
