Days after another mass shooting, the Republican-controlled House has agreed to increase money for instance criminal background check system. NPR's Lester Darter reports nearly 80% Republicans joined Democrats in the vote. Propose a gun control, or e

发表于:2018-12-02 / 阅读(64) / 评论(0) 分类 2014年NPR美国国家公共电台5月

Every fall, you need a new flu shot. Thats because todays vaccines train your immune system to recognize specific strains of flu, indentified by two proteins on the viruss coat, / and /. Thats where the H and N come from in H1N1. Problem is those pro

发表于:2018-12-02 / 阅读(109) / 评论(0) 分类 Scientific American(十二)月

This is the VOA Special English Health Report. Health experts are calling for action to expand cancer care and control in the developing world. A paper published by the medical journal Lancet says cancer was once thought of mostly as a problem in the

发表于:2018-12-15 / 阅读(53) / 评论(0) 分类 2010年VOA慢速英语(八)月

One of the first studies of the effectiveness of flu vaccine in young children suggests that vaccination should be considered for youngsters before they reach their first birthday. Older adults are considered to have the greatest chance of dying from

发表于:2018-12-16 / 阅读(59) / 评论(0) 分类 VOA标准英语2010年(十一)月

Voice 1 Thank you for joining us for Spotlight. Im Liz Waid. Voice 2 And Im Joshua Leo. Spotlight uses a special English method of broadcasting. It is easier for people to understand, no matter where in the world they live. Voice 1 It was 1994. The p

发表于:2018-12-19 / 阅读(63) / 评论(0) 分类 环球英语 Spotlight

Some 70 million American adults have high blood pressure. Three quarters of them rely on medication to keep the condition in check. But you've got to remember to actually take the daily dose. Now researchers have devised a longer-lasting alternative:

发表于:2018-12-24 / 阅读(151) / 评论(0) 分类 2015年Scientific American(五)月

There were two widely divergent influences on the early development of statistical methods. Statistics had a mother who was dedicated to keeping orderly records of government units (states and statistics come from the same Latin root status) and a ge

发表于:2018-12-30 / 阅读(61) / 评论(0) 分类 考研背诵50篇

DEVELOPMENT REPORT - New Vaccine Aids Fight to End Polio By Karen Leggett Broadcast: Monday, October 24, 2005 This is Shep O'Neal with the VOA Special English Development Report. A new kind of vaccine

发表于:2019-01-02 / 阅读(62) / 评论(0) 分类 农业与发展

This is the VOA Special English Health Report. The H1N1 flu virus that has spread around the world is especially risky for pregnant women. If they become infected, especially after the first three months of pregnancy, they can get very sick or even

发表于:2019-01-11 / 阅读(113) / 评论(0) 分类 VOA慢速英语2009年(八)月

This is the VOA Special English Agriculture Report. A cow with East Coast fever Each year a million cows in Africa die from East Coast fever. The disease is spread by tick bites. Young cows are most at risk; they can die within days. Farmers and her

发表于:2019-01-11 / 阅读(105) / 评论(0) 分类 VOA慢速英语2009年(十一)月

Doctors, Researchers on Lookout for New Flu Outbreak The H1N1 influenza virus infected about 61 million people during the 2009 pandemic. Dave Cornwell was one of them. I had a fever, I was achy, you know, flu-like symptoms, he described. And while I

发表于:2019-01-13 / 阅读(60) / 评论(0) 分类 VOA标准英语2012年(六月)

Vaccine Attacks Breast Cancer in Mice Scientists have developed a vaccine which reduces breast cancer tumors in mice. The researchers say it may work against a number of other cancers, too, if it works in humans. Vaccines boost the body's immune syst

发表于:2019-01-13 / 阅读(61) / 评论(0) 分类 VOA标准英语2011年(十二月)

Efforts to eradicate polio have been frustrated by a variety of factors, and unlike smallpox, the disease has defied long-running and expensive efforts to wipe it out. Now, a new study indicates that one of several polio vaccines can be effective at

发表于:2019-01-13 / 阅读(84) / 评论(0) 分类 VOA标准英语2010年(七)月

Study: Peanut Therapy Cures Kids' Allergies Researchers at Duke University in North Carolina believe they can prevent dangerous allergic reactions to peanuts by exposing children's immune systems to tiny amounts of the food, according to a study publ

发表于:2019-01-13 / 阅读(84) / 评论(0) 分类 VOA标准英语2011年(十一月)

Pertussis Rises, Research Focuses on Vaccine Pertussis is one of the leading causes of unnecessary infant and child deaths worldwide. The deaths could largely be prevented with a vaccine. Most of the cases of pertussis occur in developing countries,

发表于:2019-01-14 / 阅读(74) / 评论(0) 分类 VOA标准英语2012年(十二月)

世卫组织称仍未实现全球免疫目标 Wars, disease, even personal choice have left children around the world, in rich countries and in poor, underimmunized. The World Health Organization says progress toward global vaccination targets for th

发表于:2019-01-14 / 阅读(83) / 评论(0) 分类 VOA标准英语2015年(九月)

Is 20-Something Too Late For A Guy To Get The HPV Vaccine? play pause stop mute unmute max volume 00:0003:23repeat repeat off Update Required To play the media you will need to either update your browser to a recent version or update your Flash plugi

发表于:2019-01-17 / 阅读(69) / 评论(0) 分类 2016年NPR美国国家公共电台10月

GUY RAZ, HOST: It's the TED Radio Hour from NPR. I'm Guy Raz. And on the show today, ideas about truth, lies and denial. I want to start by asking about this word denialism. What is it - what's your definition of it? MICHAEL SPECTER: Denialism is som

发表于:2019-01-17 / 阅读(62) / 评论(0) 分类 2017年NPR美国国家公共电台6月

DEVELOPMENT REPORT - Polio Vaccine 50th Anniversary By Karen Legget and Jill Moss Broadcast: Monday, May 03, 2004 This is Robert Cohen with the VOA Special English Development Report. Fifty years ago,

发表于:2019-01-30 / 阅读(106) / 评论(0) 分类 农业与发展

HEALTH REPORT - India, Nepal Fight Outbreak of Japanese Encephalitis By Cynthia Kirk Broadcast: Wednesday, September 14, 2005 I'm Jim Tedder with the VOA Special English Health Report. A young victim

发表于:2019-01-30 / 阅读(74) / 评论(0) 分类 健康与经济