compounded lubricating oil

例句：

1. 1.The engine requires a compounded lubricating oil to maintain its optimal performance.
   发动机需要一种复合润滑油来保持其最佳性能。
2. 2. The workshop uses a compounded lubricating oil to reduce friction and improve efficiency.
   车间使用一种复合润滑油来减少摩擦并提高效率。
3. 3. The engineer recommends using a compounded lubricating oil for long-term maintenance of the machine.
   工程师推荐使用一种复合润滑油来长期维护机器。