Even so, the surviving records of North America do contain references to deadly epidemics among the indigenous population.
尽管如此,现存的北美记录确实提到了土著居民中发生的致命流行病。
Their impact on the indigenous population was devastating.
他们对土著居民带来毁坏性影响。
Europe's indigenous population is ageing fast, with a quarter of it over 60.
欧洲的本土人口正在加速老龄化,其四分之一的人口已年逾花甲。
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