2019-2020学年外研版高中英语创意新课件:必修1 Module 6 资料拓展课件
2019-2020学年外研版高中英语创意新课件:必修1  Module 6 资料拓展课件第2页

 Urbanization is defined by the United Nations as movement of people from rural to urban areas with population growth equation to urban migration. 城镇化被联合国定义为人从农村运动到城市地区并成为城市人口的过程。

What is the urbanization?