1. urbanization 城市化2. centralization 集中化3. imbalance 不平衡4. in the long run 从长远角度而言5. infrastructure 基础设施6. booming 繁荣发展的7. tertiary industry 第三产业8. tranquility 宁静9. revenue 税收10. commercialization 商业化11. traffic congestion 交通拥挤12. water scarcity 水短缺13. the environmental pollution 环境污染14. over-industrialization 过度工业化15. over-crowdedness 过度拥挤16. unemployment 失业17. wealth distribution 财富分配18. social instability 社会动荡19. urban
