斯里兰卡

例句：

1. 1. Sri Lanka is a country in Southeast Asia.
   斯里兰卡是一个位于东南亚的国家。
2. 2. The Sri Lankan government has been working on improving its infrastructure.
   斯里兰卡政府一直在努力改善其基础设施。
3. 3. Many tourists visit Sri Lanka to see the beautiful beaches and coral reefs.
   许多游客访问斯里兰卡是为了欣赏美丽的海滩和珊瑚礁。