mud oil

例句：

1. 1. The workers used to use mud oil as a lubricant for their machinery.
   工人们过去使用泥浆油作为他们的机械的润滑剂。
2. 2.The mud oil was extracted from the riverbed and used in the construction of roads.
   从河床提取的泥浆油被用于道路建设。
3. 3. The mud oil is a valuable resource that can be used to produce various products.
   泥浆油是一种宝贵的资源，可以用来生产各种产品。