野田村病毒

High-Tech Images Show How Viruses Infect Cells At the University of Texas Medical School at Houston, Jun Liu uses a powerful electron microscope to examine E. coli bacteria and the tiny T-7 virus that infects them. Liu says until now, scientists coul

发表于:2018-12-16 / 阅读(110) / 评论(0) 分类 VOA标准英语2013年(一月)

This is Scientific American's 60-Second Science. I'm Karen Hopkin. This will just take a minute. Weve all gotten e-mails warning us about nasty computer viruses. Maybe you even have antivirus software installed on your machine. Well, now scientists s

发表于:2018-12-24 / 阅读(133) / 评论(0) 分类 Scientific American(一)月

This is Scientific American's 60-Second Science. I am Steve Mirsky, got a minute? With swine flu, the big infectious disease story, you don't hear much about bird flu these days. And you may not have to look past your own nose for the reason because

发表于:2018-12-24 / 阅读(115) / 评论(0) 分类 Scientific American(五)月

This is not a word for word transcript. William: Hello and welcome to 6 minute English. I hope you're ready for another five minutes and fifty-five seconds of wonderful English language conversation about an interesting topic from BBC News. I'm Willi

发表于:2019-01-07 / 阅读(193) / 评论(0) 分类 六分钟英语

This is Scientific American's 60-Second Science. I'm Karen Hopkin. This will just take a minute. For years, scientists and physicians have been up in arms about the rise in antibiotic resistance. Seems that many bacteria, devious buggers that they ar

发表于:2019-01-08 / 阅读(144) / 评论(0) 分类 Scientific American(一)月

Astronomers say they have some intriguing new clues about one of the biggest mysteries of the universe. More than 20 years ago, scientists discovered that most of the matter in the universe is not made up of ordinary atoms, it is something invisible

发表于:2019-01-08 / 阅读(213) / 评论(0) 分类 2006年NPR美国国家公共电台

From NPR News in Washington, I'm Jack Speer. Today Judge Sonia Sotomayor described her judicial philosophy as fidelity to the law. Her opening statement capped the first day of her confirmation hearing to the Supreme Court. NPR's Ari Shapiro reports

发表于:2019-01-08 / 阅读(171) / 评论(0) 分类 2009年NPR美国国家公共电台7月

AS IT IS 2015-08-06 Olympic Committee to Test Rio's Water for Viruses Rio de Janeiro, Brazil is busy preparing for the 2016 Olympics. On Sunday, the International Olympic Committee said it will begin testing the waters where swimmers and other athlet

发表于:2019-01-12 / 阅读(141) / 评论(0) 分类 2015年VOA慢速英语(八)月

Discovery Could Lead to New Drugs to Block Deadly Viruses Viruses are strange things. Though there is some scientific question about whether viruses are alive or not, they do have a basic genetic structure that allows them to be biologically active.

发表于:2019-01-14 / 阅读(149) / 评论(0) 分类 VOA标准英语2013年(三月)

STEVE INSKEEP, HOST: The Pentagon is funding some new research on insects and plant viruses. It says the goal is to protect agricultural crops. Some critics say it looks more like an attempt to make biological weapons. Here's NPR's Dan Charles. DAN C

发表于:2019-01-17 / 阅读(169) / 评论(0) 分类 2018年NPR美国国家公共电台11月

病毒存在了多少年,我们人体内有多少基因?这些科学问题来让我们揭晓。 William: Hello and welcome to 6 minute English. I hope you're ready for another five minutes and fifty-five seconds of wonderful English language conv

发表于:2019-01-23 / 阅读(201) / 评论(0) 分类 一起听英语

By Pat Harris Washington, DC 09 May 2006 watch Virus report Marburg Ebola Virus The Marburg and Ebola viruses have caused fatal outbreaks in Africa for the past four years. A recent study shows a vacc

发表于:2019-01-30 / 阅读(208) / 评论(0) 分类 2006年VOA标准英语(五月)

About a month ago Sharon Gilbert was hit with a runny nose, sore throat and a cough. The whole snotty works. 大约在一个月前,莎伦吉尔伯特(Sharon Gilbert)出现了流涕、咽喉疼痛、咳嗽等一系列令人烦恼的症状。 A few w

发表于:2019-02-01 / 阅读(120) / 评论(0) 分类 阅读空间

TOKYO, Dec. 26 (Xinhua) -- Japanese Prime Minister Yoshihiko Noda's cabinet members resigned en masse on Wednesday to pave the way for a new government led by Shinzo Abe, who will be the new prime minister in the day. In a cabinet meeting in the morn

发表于:2019-02-03 / 阅读(134) / 评论(0) 分类 英语新闻

Science and technology 科学技术 Marine biology 海洋生物 Flea market 跳蚤市场 A newly discovered virus may be the most abundant organism on the planet 一种新发现的病毒可能是地球上最丰富的物种。 WHAT is the commonest li

发表于:2019-02-04 / 阅读(164) / 评论(0) 分类 经济学人科技系列

一次咳嗽会产生2万个病毒 The next time you cough or sneeze, there is good reason to cover your mouth. As many as 20,000 viruses are expelled in an average cough, which may be sufficient to infect many people - particularly those who are not

发表于:2019-02-05 / 阅读(156) / 评论(0) 分类 实用英语

JAPAN'S new prime minister admits he is no Mr Charisma - Yoshihiko Noda likens himself to a marine bottom-feeder rather than a glittering goldfish. But that, he says, is his appeal. JAPAN'S new prime minister admits he is no Mr Charisma- Yoshihiko No

发表于:2019-02-17 / 阅读(211) / 评论(0) 分类 实用英语

Japan's Prime Minister Naoto Kan and his Cabinet resigned early Tuesday, making way for Yoshihiko Noda to be confirmed by parliament as the nation's new prime minister. Outgoing finance minister Noda emerged as the surprise winner in Monday's vote fo

发表于:2019-02-18 / 阅读(129) / 评论(0) 分类 英语新闻

Hello and Welcome to News and Reports on China Radio International. In This Edition Pakistani government disassociates itself from a cabinet minister's offering of a reward of 100,000 U.S. dollars to kill the maker of an American anti-Islam film. Spa

发表于:2019-02-28 / 阅读(246) / 评论(0) 分类 2012CRI中国国际广播电台

Hello and Welcome to News and Reports on China Radio International. In This Edition Chinese Vice President Xi Jinping says China is committed to settling territorial disputes with neighboring countries via negotiations. Japanese Prime Minister Yoshih

发表于:2019-02-28 / 阅读(245) / 评论(0) 分类 2012CRI中国国际广播电台
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agorism
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