drive sprocket axle

例句：

1. 1. The car's engine is driving the sprocket axle.
   汽车的引擎正在驱动链轮轴。
2. 2.The old bicycle was driven by a child who had never seen a car before.
   这个旧自行车被一个从未见过汽车的孩子驾驶过。
3. 3. The engineer used his expertise to drive the sprocket axle of the new machine.
   工程师利用他的专业知识来驱动新机器的链轮轴。