Cowpox would often cause a few sores, but it is not serious.

痘经常会引起一些小脓疮，但并不严重。

They were known to get a mild disease called cowpox.

人们发现，她们会得一种叫做痘的轻微疾病。

Monkeypox is an Ortohopoxvirus that's related to smallpox and vaccinia virus.

猴痘是一种口蹄疫病毒，与天花和痘病毒有关。

But the vaccinia virus is only distantly related to the variola virus that causes smallpox.

但是痘病毒与引起天花的天花病毒关系疏远。

She told Jenner that one of her cows, named Blossom, had recently suffered from cowpox.

她告诉詹纳，一名叫布洛瑟姆的奶最近痘。

The nine year old, predictably, got cowpox.

不出所料，这个九岁的孩子得痘。

Vaccinia virus is actually the virus that is used in the vaccines for smallpox and monkeypox.

痘病毒实际上是用于天花和猴痘疫苗的病毒。

The antibodies produced to fight the cowpox bacteria had been able to fight off the smallpox bacteria.

为对抗痘细菌而产生的抗体已经能够对抗天花细菌。

Cowpox is a disease that affects cows but can spread to humans through a scratch or cut.

痘是一种影响奶的疾病，但可以通过抓伤或割伤传染给人类。

However, this disease was quite mild by comparison and those who contracted cowpox were then immune to smallpox.

然而，相比之下，这种疾病相当温和，那些感染痘的人对天花有免疫力。

He conducted an experiment by injecting a child with a small amount of pus taken from a cowpox pustule.

他进行一项实验，给一个孩子注射少量痘脓疱中的脓液。

Jenner suspected that her blister might give him the opportunity to test whether cowpox was humanity's long-awaited cure.

詹纳猜想她身上的水泡可能会给他一个测试痘是否是人类期待已久的治疗方法的机会。

And the scientific term for cowpox is at the heart of our story about the English word, " vaccine" .

痘的科学术语是关于英语单词" vaccine（疫苗）" 的故事的核心。

It worked by infecting people with pus from pox lesions caused by similar but far less pernicious conditions, like cowpox.

其工作原理是让人们感染痘疹伤口流出的脓来产生免疫，这些痘疹由类似但危害性小得多的疾病（如痘）引起。

For example, they're looking into whether less virulent relatives of coronavirus could protect against COVID-19 the way vaccinia protects against smallpox.

例如，他们在研究毒性较低的冠状病毒亲属能否像痘预防天花那样预防新冠肺炎。

This virus is a much more hazardous cousin of chickenpox and cowpox.

这种病毒是水痘和痘的一个更危险的近亲。

Cowpox had some similarities with smallpox, but also some important differences.

痘在某些方面与天花相似，但也有一些重要的区别。

He was just giving them cow pox.

他只是在给他们接种痘。

Maybe what we now call a cowpox, or a horsepox.

也许我们现在称之为痘, 或马痘。

Cowpox gave you sores like the smallpox, but just a few on your hand.

痘会在你的手上造成类似天花的溃疡，但只有几个。