There is an increase need to resolve social problems that ariseas people begin to compete for resources.
随着人们开始争夺资源,解决社会问题的需求也越来越大。
2
The archaeological evidence clearly indicates, though, that Teotihuacán was the center that did ariseas the predominant force in the area by the first century A.D.
然而,考古证据清楚地表明,特奥蒂瓦坎是一个中心,在公元一世纪崛起成为该地区主导力量。
3
But why, then, does an optimal supply of money even ariseas a problem?