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1·Was it how you invented the cotton gin?

你发明轧棉机的过程？

2·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。

3·It has enabled each generation of Americans to give life to world-changing ideas - from the cotton gin to the airplane, the microchip, the Internet.

它使得每一代美国人都会给生活(带来改变)从而转变了世界的观念——从轧棉机到飞机，微型芯片，因特网。

4·It has enabled each generation of Americans to give life to world-changing ideas - from the cotton gin to the airplane, the microchip, the Internet.

竞争使世世代代的美国人将改变世界的构想变为现实——从轧棉机到飞机、微型芯片、国际互联网等等。

5·Within his lifetime, Malthus was able to witness incredible surges in mankind's agricultural productivity, thanks to inventions like the steam engine and the cotton gin.

在Malthus一生中，他能够目睹到人类农业生产力的巨大飞跃，这要感谢蒸汽机和轧棉机这些发明。

6·Competition is in the very fabric of our society. It has enabled each generation of Americans to give life to world-changing ideas — from the cotton gin to the airplane, the microchip, the Internet.

竞争是我们社会关键的组成部份，它使每一代美国人投身于构设改变世界的妙思——从纺纱机到飞机，到电脑晶片，再到互联网。