But in Los Angeles – has a very diverse and mixed population from all over.

但在洛杉矶 - 拥有来自各地的非常多样化和混合的人口。

Stone tools and other artefacts common to the Initial Upper Palaeolithic — and distinct from typical Neanderthal and later human toolkits — could be a product of cultural exchanges or even mixed populations, she says.

她说，旧石器时代初期常见的石器和其他人工制品——与典型的尼安德特人和后来的人类工具包不同——可能是文化交流甚至混合人口的产物。