liquid-fuel rocket engine

例句：

1. 1. The liquid-fueled rocket engine is a key component of the space shuttle's propulsion system.
   液态燃料火箭发动机是航天飞机推进系统的关键组成部分。
2. 2. The new liquid-fueled rocket engine has significantly improved the efficiency and range of the spacecraft.
   新型液态燃料火箭发动机显著提高了飞船的效率和航程。
3. 3. The liquid-fueled rocket engine was developed to reduce the weight of spacecraft and increase their speed.
   液态燃料火箭发动机的开发旨在减轻太空船的重量并提高其速度。