音标:['virjulәns] ;
n. 剧毒性, 毒性, 恶毒
[医] 毒力, 毒性
n. extreme harmfulness (as the capacity of a microorganism to cause disease)
n. extreme hostility
词型变化:名词复数形式 : virulences
词性分布:
名词100%

virulence的用法和样例:

例句

用作名词(n.)
  1. The results showed that the JDS-CPV has higher virulence to pine caterpillar.证实JDS-CPV对我国马尾松毛虫有较好的毒力。
  2. Animal experiment showed it had virulence to mice.动物试验结果表明,该菌对小白鼠有致病力。

词汇搭配

  • virulent有毒的
  • virulence antigenvi抗原, 毒力抗原...
  • exaltation of virulence提高毒力
  • virulence gene致病基因
  • virulence test毒力试验
  • attenuation of virulence减毒作用
  • decreased virulence被降低的毒力...

经典引文

  • The ill will of Miss Knag had lost nothing of its virulence.

    出自:Dickens
  • What..drunken virulence from Sammy had sent me from the house.

    出自:R. Fuller
【近义词】

By Scott Stearns White House 03 May 2006 President Bush is instructing health officials to stockpile anti-viral drugs in preparation for a possible outbreak of Avian Flu. Scientists expect the flu to

发表于:2019-01-10 / 阅读(252) / 评论(0) 分类 2006年VOA标准英语(五月)

Researchers have developed an improved version of the smallpox vaccine that can be combined with a vaccine against anthrax. The dual vaccine represents a significant scientific achievement as well as a possible improved defense against biological att

发表于:2019-01-14 / 阅读(300) / 评论(0) 分类 VOA标准英语2010年(十)月

To finish I'll just show you the strategy. 最后,我只跟你们说一下战略。 And this one I'm just using the interspecies molecule, but the logic is exactly the same. 在这里,我们只是使用跨菌种分子,但是思维逻辑是一模一

发表于:2019-03-04 / 阅读(247) / 评论(0) 分类 TED演讲教育篇

Amd of course, you've just heard and you already know that we're running out of antibiotics. 当然,你一定听说过,而且你早就知道了,我们快要没有有效的抗生素了。 Bacteria are incredibly multi-drug-resistant right now, a

发表于:2019-03-04 / 阅读(234) / 评论(0) 分类 TED演讲教育篇

Why this is interesting is because in the past decade we have found that this is not just some anomaly of this ridiculous, 这个发现之所以有趣,是因为在过去十年间,我们发现这种现象不只局限在这种古怪的、 glow-in-t

发表于:2019-03-04 / 阅读(343) / 评论(0) 分类 TED演讲教育篇
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