They found that certain cells, in particular, epithelial cells from monkey kidneys, were very effective at propagating the virus.

他们发现有些细胞,尤其是在猴肾脏的上皮细胞中,这种病毒能够有效地增殖

耶鲁公开课 - 生物医学工程探索课程节选

And so they're already very safe, very effective vaccines available for many infectious diseases.

所以这些疫苗非常安全有效,常备用来对付各种传染病

耶鲁公开课 - 生物医学工程探索课程节选

Germany was very effective in these-- they had advanced bureaucracy, a good postal service, and they had a network of post offices all over the country-- every little town had a post office.

德国人处理此事非常有效-,他们推进了行政机制和邮政服务，出现了全国范围的邮局网-,每个小镇都有一所邮局。

耶鲁公开课 - 金融市场课程节选

And it turns out that if we have a, for example, for s, a very large z effective or larger z effective than for 2 p, and we plug in a large value here in the numerator, that means we're going to end up with a very large negative number.

结果是如果我们有一个，举例来说对于s一个很大的有效电荷量或者,比2p大的有效电荷量，并且我们将一个较大的值代入计算器，那意味着我们最后会得到,一个非常大的负数。

麻省理工公开课 - 化学原理课程节选

Now, the polio vaccine that Salk produced was very effective, but it required a fairly large dose of the vaccine and it had to be injected into the arms of children.

索尔克生产的小儿麻痹症疫苗效果显著,但是,该疫苗的单支注射剂量非常大,而且必须通过小孩的手臂进行注射

耶鲁公开课 - 生物医学工程探索课程节选

Part of the reason why I'm endorsing this market stability regulator is that there's no way we can set up a system that is both very effective in allocating resources and that is also very stable.

我赞成市场稳定性监控者,的部分原因是,没有方法建立一个,既能完全有效配置资源有非常稳定,的系统。

耶鲁公开课 - 金融市场课程节选

Viruses, in particular, are very effective at delivering their viral DNA into cells.

特别是病毒,可以高效地将自身的病毒DNA导入细胞

耶鲁公开课 - 生物医学工程探索课程节选

And this just is another list, I mainly wanted you to have it in your notes of diseases that are important around the world, for which there are very active programs to develop either vaccines or more effective vaccines.

这是另一个表,我希望你们做笔记时把它加到,世界上这些严重的传染疾病上,因为现在有一些项目致力于开发,针对这些疾病的疫苗或者改进式疫苗

耶鲁公开课 - 生物医学工程探索课程节选