VOA标准英语2012--Common Infection Raises Female to Male HIV Risk

Common Infection Raises Female to Male HIV Risk A common bacterial infection among women in sub-Saharan Africa sharply increases the risk of HIV transmission to men. Researchers say current treatments provide only a short-term solution. Its long been

小学综合英语1A--INTEGRATED PRIMARY ENGLISH 1A

INTEGRATED PRIMARY ENGLISH 1A [01:35.19]The alphabet [01:43.29]Aa apple [01:48.46]Bb baby [01:52.90]Cc carrot [01:57.16]Dd door [02:01.31]Ee egg [02:05.99]Ff flower [02:10.43]Gg grass [02:15.60]Hh hat [02:20.46]Ii ice cream [02:25.32]Jj jar [02:29.68

美国国家公共电台 NPR For Gideon, Infection With a Common Virus Caused Rare Birth Defects

RACHEL MARTIN, HOST: Today in Your Health, we're going to take a look at a virus that can cause severe birth defects. Yes, as if Zika weren't scary enough, right? But this is something else. It's a virus called CMV, which causes disability for as man

SSS 2010-02-19

When youre looking for a table in a crowded cafeteria, you probably give wide berth to the family that sounds like its sharing a big dish of whooping cough. Well, not if youre a house finch, particularly a male. Because a study in the journal Biology

Tea May Help Fight Infection

Broadcast: April 30, 2003 By Nancy Steinbach This is the VOA Special English Health Report. American researchers say drinking tea may help strengthen the body's defense system against infection. Docto

Integrated Schools In America, 50 Years Later

This week, Americans mark a turning point in the history of the United States. Fifty years ago, the Supreme Court issued a ruling that declared racial segregation in the nation's public schools to be

疑问词why引导的省略句

疑问词why引导的省略句中的不定式在当代英语中一般须省去to。如： 1. 肯定形式 Why talk so much about it? 这样大谈它干嘛? You're fully insured, so why worry? 你已经全部保险了，那何必还担心呢? Why ask

VOA常速英语2008年-Report: TB Infection Rates in Africa Have Doubl

By Scott Bobb Johannesburg 24 March 2008 As the world marks international Tuberculosis day, a new study has revealed a frightening rise in the past 15 years in tuberculosis cases in Africa. Correspondent Scott Bobb reports from our Southern Africa Bu

VOA标准英语2009年-Researchers: AIDS Vaccine Cuts Infection f

By Ron Corben Bangkok 24 September 2009 US Ambassador to Thailand Eric John (L) with Thailand Minister of Public Health Witthaya Kaewparrdai after press conference in Bangkok, 24 Sep 2009 In a major scientific breakthrough researchers in Thailand sa

VOA标准英语2013--Climate, Brain Infection Linked in Uganda

Climate, Brain Infection Linked in Uganda Scientists say they have found the first major neurological condition linked to climate. A Ugandan study shows the amount of rainfall can affect the number of infants who develop a deadly brain infection. Its

VOA标准英语2011--Dengue Severity Depends on Prior Infection, Genetic Variation

Dengue Severity Depends on Prior Infection, Genetic Variation American and Nicaraguan scientists have discovered the reason why a second infection with dengue can often be much more serious, even fatal, than the first. Dengue is a viral disease sprea

VOA标准英语2010年-South Asia Superbug is Potential Globa

Scientists say they have discovered a new gene among bacteria that are highly resistant to even the most powerful antibiotics. Experts say the superbug, originally found in India and other parts of South Asia, is showing up in patients in Europe and

VOA标准英语2011--Antibiotic Alternative Treats Urinary Infection in Mice

Antibiotic Alternative Treats Urinary Infection in Mice Researchers have a new approach for treating urinary tract infections, a painful condition which can often be treated successfully with antibiotics. But many times, the infection is caused by st

英闻天下——67 Chavez Suffers "Severe" Lung Infection

Venezuelan authorities are now conceding President Hugo Chavez is dealing with a severe lung infection. Ernesto Villegas is the Information Minister. After the delicate surgery of this past December 11, Comandante Chavez has faced complications as a

E. coli infection cases rise sharply in Germany

BERLIN, June 1 (Xinhua) -- Germany's disease control center reported on Wednesday 365 new cases of the fatal enterohemorrhagic E. coli (EHEC), which marked a sharp rise since its outbreak in the middle of May. Twenty-five percent of the new cases inv

AGRICULTURE REPORT - Integrated Pest Management

AGRICULTURE REPORT - Integrated Pest Management By Mario Ritter Broadcast: Tuesday, February 22, 2005 I'm Gwen Outen with the VOA Special English Agriculture Report. The use of pesticides was an impor

VOA标准英语2010年-AIDS: Vital First Minutes of Infection

A top U.S. health official says the first few minutes after HIV infection may be a window of opportunity to prevent the AIDS virus from firmly taking hold in the body. The HIV thats present during initial infection is different from the virus that re

新西兰英语 108 Private and State Integrated Schools

Wanganui Collegiate is thinking about becoming a state integrated school. It has been a private Church of England high school for 150 years. Most of that time, it was a boarding school for boys only. Recently it became a co-ed school, open to girls a

VOA标准英语2009年-Study Finds High Rate of Infection at

More than 1,200 intensive care units in 75 countries examined Carol Pearson | Washington, DC 08 December 2009 Researchers found that more than half of the 14,000 patients in the study on that one day, developed infections in intensive care units Stay

学个词Learn a Word 第1328期 infection

今天我们要学的词是infection。 Infection, 感染。 MIT scientists are developing a new drug that might be able to fight any viral infection, 麻省理工大学的科学家正在研究一种新药，可能可以治疗任何病毒感染。 Re