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1.The new car has a pusher grade engine that can accelerate from zero to sixty in less than three seconds.
这款新车搭载了一台推力等级极高的引擎，从静止加速到六十公里每小时仅需不到三秒。
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2. The engineers at the company have pushed their product to the pusher grade, making it more competitive in the market.
该公司的工程师们将产品推向了推力等级，使其在市场上更具竞争力。
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3.The pusher grade of the engine is designed to provide maximum power and efficiency.
这款发动机的推力等级旨在提供最大动力和效率。