engine oil conditioner

例句：

1. 1.The engine oil conditioner is essential for maintaining the engine's performance.
   发动机油清洁剂对于保持发动机性能至关重要。
2. 2. We use a special engine oil conditioner to clean and lubricate our car's engine.
   我们使用一种特殊的发动机油清洁剂来清洁和润滑我们的汽车引擎。
3. 3. The engineer recommended using an engine oil conditioner to prevent engine damage during cold weather conditions.
   工程师建议在寒冷天气条件下使用发动机油清洁剂以防止发动机损坏。