And so in the 1940s, a group of people led by Collier started to develop a large scale production method for making a reliable source of vaccinia virus.

在二十世纪四十年代,科利尔带领一群人开始研究,一种大规模的生产方法,这种方法能制得牛痘病毒的可靠来源

耶鲁公开课 - 生物医学工程探索课程节选

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