| 单词 | 有边界 |
| 释义 | 〔Oregon〕Abbr. OR,Ore.A state of the northwest United States in the Pacific Northwest. It was admitted as the 33rd state in 1859. Claimed by the United States after Capt. Robert Gray explored the mouth of the Columbia River in 1792, the area was further explored by Lewis and Clark in 1805 and was soon the site of fur-trading posts. TheOregon Country, a region encompassing all the land from the California border to Alaska and the Pacific Ocean to the Rocky Mountains, was held jointly by Great Britain and the United States from 1818 until 1846, when the international boundary was fixed at the 49th parallel. In 1848 the Oregon Territory was created, including all of present-day Washington and Idaho. The state's current boundaries were established in 1853. Salem is the capital and Portland the largest city. Population, 2,853,733. 缩写 OR,Ore.俄勒冈州：美国西北部、太平洋西北沿岸州。1859年作为第33州加入联邦。1792年在船长罗伯特·格雷探险哥伦比亚河口之后，美国宣布拥有其主权，1805年，刘易斯和克拉克对该地区进行了进一步的探险，不久后它成为皮货交易站。俄勒冈地区， 覆盖从加利福尼亚州边界到阿拉斯加州和太平洋直至落基山脉的大片地区，从1818年起英国和美国共同拥有该片地区，直至1846年在北纬49度制定了国界。1848年， 俄勒冈专区 成立，包括今天的华盛顿州和爱达荷州。此州现有边界是1853年制定的。首府为沙连，最大城市为波特拉。人口2,853,733 〔closed〕Having boundaries; enclosed:有边界的；封闭的： |
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