The Little we do learn about the individuals who lived in this article suggests they'd a very sophisticated society. There is certainly this concept that languages having a typical term can cope with the globe in a more abstract or sophisticated way. 「sophisticated」が形容詞として使われる場合、何かが高度に発達していたり、複雑であったり、洗練された趣を持っていることを示す。具体的な例... https://sophisticated.altervista.org/dwayne-reed-welcome-back/