夏说英语新闻晨读 第109期:寨卡病毒疫苗进入关键阶段

 本期内容：

American scientists announced that they had cloned the Zika virus. This is an important stage in producing a safe version¹ of the pathogen to be used in a vaccine² against the mosquito-borne illness, which has been linked to brain deformities. The virus, cloned at the University of Texas, proved able to infect mosquitoes and make mice ill.

 

词汇讲解：

Clone：克隆
Pathogen：病原体
Vaccine：疫苗
Mosquito-borne：蚊虫传播
Deformity：畸形

1 version   

n.版本；型号；叙述，说法

参考例句：

• His version of the events is pure supposition.他对这件事的说法纯属猜测。
• What is your version of this matter?你对这件事情的看法 怎么样？

2 vaccine   

n.牛痘苗，疫苗；adj.牛痘的，疫苗的

参考例句：

• The polio vaccine has saved millions of lives.脊髓灰质炎疫苗挽救了数以百万计的生命。
• She takes a vaccine against influenza every fall.她每年秋季接种流感疫苗。