Gaoan basin

例句：

1. 1.The Gaoan basin is a significant geological feature in China.
   高安盆地是中国重要的地质特征。
2. 2. The Gaoan basin is home to numerous rare species of plants and animals.
   高安盆地是许多稀有植物和动物的家园。
3. 3. The Gaoan basin has been the focus of many scientific research projects.
   高安盆地一直是许多科学研究项目的关注焦点。