nozzle guide vane

例句：

1. 1. The nozzle vane is crucial for the engine's performance.
   喷嘴叶片对发动机的性能至关重要。
2. 2. The engineers designed a new nozzle vane to improve efficiency.
   工程师们设计了一种新的喷嘴叶片来提高效率。
3. 3. The nozzle vane guides airflow through the engine, reducing friction and improving combustion.
   喷嘴叶片引导空气通过发动机，减少摩擦并改善燃烧。