精读丨猴痘，为什么突然传播这么快？

▸ 世卫为何将猴痘升为最高级别的国际公共卫生事件？

▸ 这么多叫做 pox 的病，有何说法？

▸ 猴痘疫情到底有多厉害？

▸ 猴痘病毒出现了多少变异？直接原因是什么？

evolve /ɪˈvɒlv/ v. 进化

○ (of plants, animals, etc.) to develop over time, often many generations, into forms that are better adapted to survive changes in their environment

○ e.g. The three species evolved from a single ancestor. 这三种生物从同一祖先进化而来。

circulate /ˈsɜːkjəleɪt/ v. 传播

○ If a story, an idea, information, etc. circulates or if you circulate it, it spreads or it is passed from one person to another.

○ e.g. Rumours began to circulate about his financial problems. 有关他财务困难的谣言开始流传开来。

mutate /mjuːˈteɪt/ v.（使）变异，突变

○ to develop or make sth. develop a new form or structure, because of a genetic change

○ e.g. the ability of the virus to mutate into new forms 病毒变种的能力

lethal /ˈliːθl/ adj. 致命的

○ causing or able to cause death

○ e.g. a lethal dose of poison 毒药的致死剂量

sore /sɔː(r)/ n. 皮肤发炎疼痛处，疮肿，溃疡

○ a painful, often red, place on your body where there is a wound or an infection

○ e.g. open sores 开放性溃疡

rodent /ˈrəʊdnt/ n. 啮齿动物

○ Any small animal that belongs to a group of animals with strong sharp front teeth. Mice, rats and squirrels are all rodents. 

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