flood in
hoping to
make the most of the opportunities
adding to the congestion and pollution that already exists.
they end up building their own communities and houses on unoccupied land
shanty towns - poor communities where the houses are built out of cheap materials like corrugated iron and plastic sheeting – and often don't have any electricity or water supply.
megacities特大城市
improving the infrastructure, 基础设施
the housing conditions and also the opportunities for education and employment.
sprawling 杂乱无序地扩展
urban centre 城市中心
congestion 拥堵，堵塞
pollution 污染
migrate 移居
shanty town （大城市中心或近郊的）棚户区megacity 大城市（由指人口超过一千万的城市）urban planning 城市规划
infrastructure 基础设施
ubiquitous 似乎无处不在的
a game changer 改变游戏规则的人或物
to function 运行，工作
utopian 乌托邦似的
sprawling 杂乱无序地扩展
urban centre 城市中心
congestion 拥堵，堵塞
shanty town （大城市中心或近郊的）棚户区megacity 大城市（由指人口超过一千万的城市）conurbation （由多个城市连接组成的）大城市