alloyd oil

例句：

1. 1. The engine needs a new alloyed oil to keep it running smoothly.
   发动机需要新的合金油来保持顺畅运行。
2. 2. The car's engine is running fine with the new alloyed oil.
   汽车的发动机在使用新合金油后运行良好。
3. 3. We need to replace the old alloyed oil with a new one for better performance.
   我们需要用新的合金油替换旧的，以获得更好的性能。