The Very little we do learn about the those who lived in this article suggests they'd a really sophisticated Culture. You will find this concept that languages with a normal time period are able to cope with the planet in a far 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... https://sophisticated.altervista.org/vlogtober-days-24-25-ax-paris-party-i-got-a-puppy/