semi articulated rotor

例句：

1. 1. The design of the aircraft's semi-articulated rotor is crucial for its performance.
   飞机的半音节式转子设计对其性能至关重要。
2. 2.The new model car features a semi-articulated rotor that provides smoother acceleration.
   新款汽车配备了一个半音节式转子，提供了更平滑的加速体验。
3. 3.The research on semi-articulated rotors has shown promising results in reducing noise and improving efficiency.
   对半音节式转子的研究已经显示出在降低噪音和提高效率方面有积极结果。