UK

例句：

1. 1. The UK is known for its rich history and culture.
   英国以其丰富的历史和文化而闻名。
2. 2. The UK has a population of over 66 million people.
   英国的总人口超过6.6亿。
3. 3. The UK is a member of the European Union.
   英国是欧盟成员国。