| 释义 |
- un.哥伦比亚特区(美国联邦地区,与美首都华盛顿同其范围,亦作D.C)
- 网络华盛顿特区；哥伦比亚大区；华盛顿哥伦比亚特区
un. | 1. 哥伦比亚特区(美国联邦地区,与美首都华盛顿同其范围,亦作D.C) |
un. | 1. federal district of the United States, situated on the Potomac and Anacostia rivers, coextensive with the city of Washington, D.C., the nation's capital. It was created in 1790-1791. |
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