自从发明了印刷机，这种变革还没有出现过。

Such changes have not been seen since the invention of the printing press.

《牛津词典》

传真机在当时是一项了不起的发明。

Fax machines were a wonderful invention at the time.

《牛津词典》

他被认为是发明第一架真正的直升机的人。

He is credited with inventing the first true helicopter.

《牛津词典》

Good old Eli Whitney, it's his fault we had the cotton boom and slavery grew, and you get sort of Eli Whitney to the Civil War.

伊莱·惠特尼发明的轧棉机,促使了棉花产业兴盛和奴隶需求量猛增,可以说惠特尼在某种程度上导致了内战的爆发

耶鲁公开课 - 美国内战与重建课程节选

They weren't very successful in growing it in huge amounts, but that short stapled cotton that eventually was the form of cotton that the cotton gin made into such a massive, marketable world product, is what made the cotton boom boom.

岛上的居民想大规模种植但没有成功,因而海岛棉,这种粗绒棉,逐渐成为了棉花产业的主流,轧棉机的发明成为了种可大量生产,且有利可图的产品,也因而棉花产业越来越兴盛

耶鲁公开课 - 美国内战与重建课程节选