1. Living in an urban area with green spaces has a long-lasting positive impact on people's mental well-being, a study has suggested. 一项研究表明，生活在有绿色空间的城市地区对人们的心理健康有长期的积极影响。
2. Therefore, even without any industrial production of heat, an urban area tends to be warmer than the countryside that surrounds it. 因此，即使没有任何工业上的热量产生，城市地区也往往比它周围的农村暖和。
3. An urban area is the region surrounding and including a city. 市区是指城市周围并包括城市在内的区域。
4. The average elevation of urban area is 29m. 在平均海拔在市区29米。
5. Every coastal urban area has its own set of issues. 每一个沿海城市地区都有各自的烦恼。
