A type of region characterized by its function, such as a city-region or a drainage basin. See Wheeler and Brunn (2002) PHG 26, 4. Coombes et al. in D. Herbert and R. Johnston, eds. (1982) define functional regions for the UK Census.
科学参考收录了60776条科技类词条，基本涵盖了常见科技类参考文献及英语词汇的翻译，是科学学习和研究的有利工具。