求翻译：欧洲联盟是成立最早、运行时间最长、一体化程度最高的区域经济一体化组织，也是迄 今影响最大的最有活力的最成功的区域经济一体化组织。欧元成为欧元区唯一的法定货币，各国货币也停止使用，退出流 通领域。 欧洲联盟是世界上最成功的区域经济一体化组织。在半个世纪中，它既促进了成员国经济 的稳定发展，也保障了成员国乃至欧洲的和平。没有欧共体、欧盟，就没有今日西部欧洲的 经济繁荣和社会稳定。是什么意思？

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The European Union is to set up one of the earliest and the longest running, highest degree of integration of regional economic integration organizations, and is also the greatest impact so far and has the most active and most successful regional economic integration organizations. euro as the euro

The European Union is the establishment, the running time is most early longest, the integrated degree highest region economic integration organization, also until now affects the biggest most active most%2

The European Union is to set up the first and longest-running and highest integration of regional economic integration organizations, as well as most of the most dynamic and most successful regional economic integration organizations. The euro became legal tender in the euro area only, currencies al