单词：avirulent virus
单词：avirulent virus 相关文章
Really it's almost perfect. [00:03.32]真是几乎完美无瑕。 [00:06.64]It's too lovely for words. [00:10.08]真可爱！简直无法形容。 [00:13.53]I don't think I've seen anything I like better. [00:18.01]这是我所见到的最好的。 [
零距离李阳疯狂英语口语
1918 Flu's Genetic Code May Help Fight Bird Flu 1918年的流感病毒基因源代码可能帮助人类抗击禽流感 It was the 20th century's greatest plague . Estimates of the 1918-1919 flu death
VOA2005（下）--环境科学探索
U.S. Aiding The Fight Against Ebola Virus 美国援助扑灭埃博拉病毒 Health officials in West Africa are struggling to contain an outbreak of Ebola Hemorrhagic Fever, a deadly contagion that has claimed more than 100 lives. The first cases wer
VOA标准英语2014年(四月)
Ebola outbreaks before the most recent one have been fairly contained: geographically limited, and just a couple hundred cases. The latest outbreak, though, which started in late 2013 and lasted more than two years, was entirely different. There were
2016年Scientific American(十一)月
U.S. health officials are expressing cautious optimism the virus causing swine flu A-H1N1 may not be as virulent as initially feared, but they say aggressive steps to combat the infectious disease are still warranted. People, wearing face masks as a
VOA标准英语2009年(五月)
Dr. Anthony Fauci and Michele Molonye-Kitts say U.S. funding has led to advancement in global AIDS treatment James Butty | Washington, DC 24 November 2009 The director of the U.S. National Institutes of Allergy and Infectious Diseases said progress
VOA标准英语2009年(十一月)
Delegates at a global conference on avian influenza have called for at least $100 million in new funding to fight the disease before it has a chance to mutate into a human strain. The call came as Vietnam reported two new possible cases of bird flu i
VOA双语新闻 Bilingual News
【NPR边听边练】致力于提供新鲜有趣、饶有意味的时讯资料，致力于通过精听的方式促进听力提高，致力于不断开阔眼界和深入了解美国观点。 精听建议： 先完整地把一条新闻听一到三遍，争
NPR边听边练
My name is Oliver Queen. 我是奥利弗奎恩 To my family, I am the brother and son 对家人来说，我是他们五年前消失深海 who just returned home after being lost at sea 5 years ago. 现在重返家园的兄长，儿子 They don't know
绿箭侠第一季
By Lisa Schlein The World Health Organization says an outbreak of the deadly Ebola virus in southern Sudan is over. WHO says the disease, which was first reported in Yambio County in Sudan's Equatoria
VOA2004（下）--新闻盘点
By Lisa Schlein Geneva 24 December 2007 The World Health Organization says the most infectious type of polio could be eradicated worldwide by next year, leaving only one more strain of the disease to be tackled. WHO, which began its global polio erad
VOA常速英语2007年（十二月）
句子：最近，这两家公司一直在搞恶性竞争，而不是良性竞争。 误译：Recently, the two companies have been carrying on a malignant competition, instead of a virtuous one。 正译： 1) Recently, the two companies have been c
英文语法词汇
European and World Health Organization scientists say a deadly outbreak of E. coli bacteria that has killed 18 people is a rare and virulent(致命的) strain of the bacteria. The latest victim died Wednesday night in Germany. The United Nations agen
英语新闻
BRUSSELS, May 31 (Xinhua) -- A deadly outbreak of E.coli linked to contaminated cucumbers is sending Europe on high alert, as death toll from the disease climbed to 16 till Tuesday. So far, 15 people have reportedly died and more than 300 were seriou
英语新闻
The Director-General of the World Health Organization, Margaret Chan say the H1N1 Swine Flu Pandemic is not as serious as anticipated. But, she says this is no time to relax, as the Pandemic is not over. Chan spoke at the opening of WHO's weeklong Ex
VOA标准英语2010年(一月)
Swine Flu Prompts Karaoke Boom 猪流感引发卡拉OK热 The global pandemic that is Influenza H1N1, more commonly known as swine flu, continues its rapid and virulent spread. The World Health Organisation reported the number of infected people to h
英语听力精选进阶版
China's Finance Ministry has confirmed Australia has been approved as a prospective founding member of the Asian Infrastructure Investment Bank. This brings the number of prospective founding members of the organization to 47. Founding members of the
2015CRI中国国际广播电台
From time to time certain strains of virus return. 有几种病毒不时重复出现。 A disagreeable Russian virus known as H1N1 caused severe outbreaks over wide areas in 1933, then again in the 1950s, and yet again in the 1970s. 一种名叫H1N1的
万物简史
非洲发现结核病的起源 The origins of humans have been traced to Africa. And now, so have the origins of tuberculosis. New research shows the evolutionary trees of both humans and TB have grown side-by-side. TB bacteria originated in Africa a
英语新闻
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
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