Was it how you invented the cotton gin?

你发明轧棉机的过程？

But to the bigger picture, and the larger questions. What should we make of the cotton gin?

但这里有一个大问题。我们应该对轧棉机做什么呢？

The motor can run a rice husker or cotton gin.

这部马达可以推动一部碾米机或是轧花机.

The refined roller - type cotton gin is much more convenient to use.

经过改良的轧花机比过去好用多了.