So, some of these cases were probably due to polio that was transmitted by incompletely killed virus that was present in the vaccine.

因此,那些病例的发病的原因,是被那些疫苗中携带的,没有被完全杀死的病毒感染

耶鲁公开课 - 生物医学工程探索课程节选

It turned out that one of--there were three vaccine manufacturers, one of them was using the procedure not quite correctly, they weren't completely killing the virus when they produced their vaccine.

结果显示,疫苗的生产厂家一共有三个,其中一家的生产程序不是非常正确,他们在生产疫苗的时候,并没有完全杀死病毒

耶鲁公开课 - 生物医学工程探索课程节选

So, totally avoids the manufacturing processes that are used to produce other vaccines; you got to manufacture DNA instead.

这完全避免了曾经用于,制造其它疫苗的那些生产过程,你只需要制造DNA就行了

耶鲁公开课 - 生物医学工程探索课程节选

What was--the vaccine you got was produced totally outside of people using recombinant DNA technology.

你们所使用的疫苗是利用完全,脱离于人体外的DNA重组技术生产的

耶鲁公开课 - 生物医学工程探索课程节选