1. The museum has a display about the customs and traditions of the autochthonous people who lived in the region centuries ago.
这个博物馆有一个展览，介绍了几个世纪前生活在该地区的土著人的习俗与传统。

2. In ancient Greek mythology, autochthonous beings were believed to have sprung up from the Earth itself.
在古希腊神话中，人们相信土著生物是从地球中自发生成的。

3. The sci-fi novel explores a future world where humans have become autochthons on an alien planet.
这本科幻小说探索了一个未来世界，在那里人类成为了异星球上的土著居民。