helicopter aerial ambulance

例句：

1. 1.The helicopter landed safely at the airport.
   直升机安全地降落在机场。
2. 2. He was able to reach the top of the mountain with his helicopter.
   他能够用他的直升机到达山顶。
3. 3.The rescue team used a helicopter to transport the injured person to the hospital.
   救援队使用直升机将受伤的人运送到医院。