heartland 专八

1.The USA’s Middle West is the heartland of the country.

中西部是美国的中心区。

2.Now,there are lower urbanization level,feeblish heartland and lacking establishment in our urbanization construction.

,我国城市化建设面临城市化水平偏低、中心城市偏弱、基础设施不足等问题。