high antiknock fuel

例句：

1. 1. The new engine uses a high-antiknock fuel to improve its performance.
   这款新引擎使用了一种高抗爆性燃料来提高其性能。
2. 2.The car's engine was replaced with a high-performance fuel system.
   汽车的引擎被替换为一个高性能燃料系统。
3. 3.The research team developed a high-efficiency fuel that could reduce emissions by up to 50%.
   研究小组开发了一种高效能燃料，可以减少高达50%的排放。