radial aeroengine

例句：

1. 1. The radial tire is designed to provide better traction on uneven terrain.
   径向轮胎设计用于在不平坦地形上提供更好的牵引力。
2. 2.The radial engine is a common type of internal combustion engine that uses a single piston to drive the crankshaft.
   径向发动机是一种常见的内燃机类型，它使用单个活塞来驱动曲轴。
3. 3. The radial arm brushless motor has a compact design and is commonly used in electric vehicles.
   径向臂无刷电机具有紧凑的设计，常用于电动汽车中。