Common vaccines are the polio vaccine and the small pox vaccine.
常见的疫苗有脊髓灰质炎疫苗和天花疫苗。
老友记第七季
Like a wrecking ball... or a vial of small pox to release in the hallway?
像是铁锤… 或是天花病毒散播在走廊上?
少年谢尔顿 第五季
Or small pox? Or monkey pox, which I know sounds made-up, but is very real.
或者天花?或者猴痘,我知道听起来像编的,但它如假包换。
当月 CNN 10 学生英语 2020年12月合集
Since the first vaccine for small pox back in 1796, they've all relied on the same basic concept.
自从1796年第一种天花疫苗问世以来,这些疫苗都基于相同的基本概念。
TED-Ed(视频版)
We've harnessed electricity, sequenced the human genome, and eradicated small pox.
我们已经利用了电力,对人类基因组进行了测序,并根除了天花。
CNN 听力 2014年10月合集
And then there's Milwaukee, Wisconsin. In the late 1800s, this startling historic illustration shows how a small pox outbreak forces people into isolation hospitals.