Now we may find that there are places that are really, really dense and still hold onto their cars, but the reality is that, by and large, what we see when we get a lot of people together with the right conditions is a threshold effect, where people simply stop driving as much, and increasingly, more and more people, if they're surrounded by places that make them feel at home, give up their cars altogether.
ここで かなりの人口密度なのに依然として自動車の保有率が高い 地域があることに思い当たるかもしれません しかし全体的に見て そう感じるのが 適切な状態下の密集環境でならば それは閾値効果によるもので 単純に 人々はあまり運転をしなくなるでしょうし こういった環境に親しむことで 更に多くの人が 車を利用しなくなるでしょう