long rear-pivoting boom

例句：

1. 1. The long rear-pivoting boom is crucial for the stability of the vehicle.
   长后置摆动臂对车辆的稳定性至关重要。
2. 2. The engineers designed a new model with a long rear-pivoting boom to improve efficiency.
   工程师们设计了一款新模型，带有长后置摆动臂以提高效率。
3. 3. The long rear-pivoting boom allowed the car to move smoothly and efficiently through the city streets.
   长后置摆动臂使汽车能够平稳且高效地穿过城市街道。