The clinical trial was designed such that almost two million elementary school children were given this test vaccine.
该临床试验的计划是,向近二百万的小学学生,接种这种测试疫苗
so we try and make public school systems better for children in Providence.
所以,我们希望能改善公立学校的体系,让其更好地为普罗维登斯的孩子们服务。
3% of black school children in fourth grade are left behind proficiency levels.
做了评估,其中,在四年级的黑人孩子里,63%阅读能力较差,58%的西班牙孩子。
They did this in 1,800 elementary school children, so these are about eight year-olds.
于是科研人员给一千八百名,八岁左右的小学生分发疫苗
for their children to learn another language while they're in public school.
因为他们的孩子在公立学校的时候,也要学习另外一种语言。
So they sent me to a school for gifted children.
于是他们把我送到了一所为神童开办的学校。
And the point is, well, my children are at school,
而答案的重点就是,我的孩子们也是在学校,
Because it's passed by-- can be passed by an oral route it's a disease that's very effectively transmitted in school settings where children are together, or childcare settings.
因为脊髓灰质炎病毒可以,经口传染途径进行传播,因此它是一种,极易在学校传播的疾病,在这些地方孩子们都聚集在一起
They take it, the vaccine itself, the virus, reproduces in their gut and they can actually spread it to other children in the same way that they spread the disease where you've got children that are maybe at school or at childcare.
他们服用了疫苗,则疫苗菌本体,病毒本体便在他们的体内进行繁殖,实际它们以同样方法传播到其他孩子体内,当你去学校或者幼儿园,接你的孩子的时候,这些病毒正在传播
应用推荐