“轮轴”造句

轮轴发涩, 该上油了.
The axle doesn't work smoothly. It needs oiling.

轮轴动时,轮子也跟着转动.
The wheel turns when its axis moves.

通过风机的气流基本上是与叶轮轴平行的.
The flow of air through the fan is substantially parallel to the impeller axis.