anti-knock block

例句：

1. 1. Theengine was designed to operate at high speeds without the need for an anti-knock block.
   这款发动机设计用于在不需要抗爆剂的情况下以高速运行。
2. 2.The new car has a special feature that prevents the engine from overheating during long trips.
   这款新车有一个特殊功能，可以在长途旅行中防止引擎过热。
3. 3.The manufacturer claims that their anti-knock block is more efficient than others in reducing engine noise.
   制造商声称他们的抗爆剂比其他产品更有效地减少发动机噪音。