vaccine
US:/ˈvækˌsin/
UK:/ˈvæksiːn/
adj.:
牛痘的；预防疫苗的；种痘的
n.:
疫苗
网络:
牛痘苗；菌苗；医疫苗
Word forms: (复数) vaccines
Examples
1.
Half received the vaccine. The other half received a placebo, an inactive substance. The volunteers did not know which they were getting.
有一半人接种了疫苗，另一半则只注射了无用的安慰剂。但志愿者们并不知道他们接种的是何种物质。
2.
The father was unexpectedly furloughed and evidently his wife and son touched the vaccine site and became infected, the CDC said.
CDC声称由于他的孩子和妻子接触了防疫站而被感染，这名士兵意外的接到了休假通知。
3.
But, he concludes, most researchers say that in the absence of a vaccine, a combination of these methods could slow the onward march of HIV.
但是，Cohen得出结论说，在缺乏疫苗的情况下，对这些方法的联合应用确实能够减缓艾滋病毒扩张的脚步。
4.
These authorities carefully examine the known and suspected risks and benefits of any vaccine prior to its licensing.
为授予疫苗许可，这些机构会严格审核已知或可能的风险与益处。
5.
WHO will now work to ensure that this vaccine gets to groups who otherwise would have no access to pandemic vaccines.
现在世卫组织将努力确保向除此以外将不能获得大流行疫苗的人群提供这些疫苗。
6.
Early results showed that the vaccine not only failed to protect, it appeared to put some people at higher risk of infection.
早期结果现实疫苗不仅不能保护，还会让一些人有更高感染风险。
7.
It's very exciting progress, but the efficacy to date is not that of, say, a measles vaccine, which is expected to be at least 90%.
这是非常令人振奋的进展，不过迄今效果并未达到麻疹疫苗的保护水平（麻疹疫苗的保护率预计超过90%）。
8.
She said it had taken five to six months and now the WHO was working with manufacturers to produce the vaccine.
她说，研发工作总共历时五六个月，现在，世界卫生组织正和生产商一起生产疫苗。
9.
"Regulation of such a vaccine would need a lot of additional data on potential environmental hazards before it could be released, " he said.
在释放这种疫苗之前，这种疫苗的管理规定可能要求提供关于潜在的环境风险的大量额外数据。
10.
He said this would help scientists to understand how the virus operates and to identify the parts that can be used to manufacture a vaccine.
他称此举有助于科学家了解病毒如何运作，以及找到可用于帮助制造疫苗的那部分密码。