petroliferous province

例句：

1. 1. The region is known for its petroliferous deposits of natural gas.
   该地区以其丰富的天然气矿藏而闻名。
2. 2.The oil industry has been a major contributor to the economy of this region.
   石油工业一直是该地区经济的主要贡献者。
3. 3.The discovery of new oil reserves in this area has sparked interest among investors.
   在该地区发现新的石油储备引发了投资者的兴趣。