translation.en: And this started an incredible collaboration with industry, and within six months, we were testing a new polio vaccine that targeted, just two years ago, the last two types of polio in the world.
translation.zh: 我们在行业内进行了辉煌的合作 六个月后 我们便开始测试一种新型疫苗 针对的是，自前年以来 世界上余下的两种脊髓灰质炎病毒