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| Chinese | English |
| 区域结构 | regional structure The organization or arrangement of a large geographical territory or a designated division of a country or state that may be formulated according to some administrative, biological, political, economic or demographic criteria (一个大的地理区域或一个国家或州的指定部分的组织，该组织可根据一些行政、生物、政治、经济或人口的标准形成。) |