anti-knock additive

例句：

1. 1. The engine's performance is greatly improved by the addition of this anti-knock additive.
   这种抗爆添加剂的加入极大地提高了发动机的性能。
2. 2. The fuel efficiency of the car has been significantly enhanced with the use of this anti-knock additive.
   使用这种抗爆添加剂后，汽车的燃油效率得到了显著提升。
3. 3. In order to comply with emission standards, manufacturers are required to add this anti-knock additive to their vehicles.
   为了符合排放标准，制造商被要求将这种抗爆添加剂添加到他们的车辆中。