Oil Patch

例句：

1. 1. The oil patch is a region rich in natural gas reserves.
   这个石油区块富含天然气储备。
2. 2.Oil patches are often found in remote areas where drilling is difficult.
   石油区块通常出现在偏远地区，因为钻井困难。
3. 3.The oil patch is a major source of energy for many countries.
   这个石油区块是许多国家的主要能源来源。