名词
中文翻译：欧洲联盟
同义词：
['EU', 'European Union例句：1. The EU is a group of countries that have signed a treaty to promote economic and political cooperation.（欧盟是一个签署了促进经济和政治合作的条约的国家集团。）']
例句：
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1. The EU is a group of countries that have signed a treaty to promote economic and political cooperation.
欧盟是一个签署了促进经济和政治合作的条约的国家集团。
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2.The EU has been working on a plan to improve the environment and protect wildlife.
欧盟一直在努力制定一个计划，以改善环境并保护野生动物。
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3. The EU is known for its strong institutions and commitment to protecting human rights.
欧盟以其强大的机构和保护人权的承诺而闻名。