efflux nozzle

例句：

1. 1.The efflux nozzle is responsible for the ejection of waste gases from the engine.
   排放喷嘴负责将废气从发动机中排出。
2. 2. The engineer carefully adjusted the efflux nozzle to optimize the exhaust flow.
   工程师仔细调整了排放喷嘴，以优化排气流。
3. 3.The efflux nozzle is crucial for maintaining clean air quality in the factory.
   排放喷嘴对于保持工厂内清洁空气质量至关重要。