One of those scientists. Kim Cecil,from the University of Cincinnati She was part of a team of researchers who took annual blood samples from several hundred lead-exposed children for more than 20 years.

VOA: standard.2009.12.19

So, that particular sub unit vaccine was only used in people that are at high risk for acquiring Hepatitis B, that is, people that work in healthcare situations that are exposed to blood routinely as part of their job.

因此,那些特殊的亚基疫苗当时仅用于,极有可能感染乙肝的高危病人身上,也就是那些在日常工作中,频繁的接触血液的健康护理人员

耶鲁公开课 - 生物医学工程探索课程节选

If you want to know which part of your brain is responsible for language, you could put somebody into a scanner and have them exposed to language or do a linguistic task or talk or something and then see what parts of their brain are active.

如果你想知道大脑的哪个区域,负责语言功能,你可以对被试进行扫描,让他们暴露在语言环境中,或是进行语言学任务,或者聊天,然后观察他们的哪些脑区处于活跃状态

耶鲁公开课 - 心理学导论课程节选