turboprop

例句：

1. 1.The new aircraft uses a turboprop engine for its propulsion system.
   这款新型飞机使用涡轮螺旋桨发动机作为其推进系统。
2. 2. The turboprop plane was designed to be more fuel-efficient than traditional jets.
   这种涡轮螺旋桨飞机的设计旨在比传统喷气式飞机更节能。
3. 3. The turboprop engines were the most reliable option for long-haul flights.
   对于长途飞行，涡轮螺旋桨发动机是最可靠的选择。