regional geochemistry

例句：

1. 1.The region has a rich history and culture.
   该地区有丰富的历史和文化。
2. 2. This region is famous for its delicious food.
   这个地区以其美味的食物而闻名。
3. 3. The regional government has been criticized for corruption.
   地方政府因腐败问题受到批评。