VOA慢速英语--下一个“神奇药物”是蛆?!

The Next 'Wonder Drug' Is ... a Maggot? From VOA Learning English, this is the Health Lifestyle report. The next superhero that saves the world may not be strong, powerful or good-looking. In fact, that hero may be a wriggling, squirming faceless cre

VOA慢速英语 200707110041

This is the VOA Special English Health Report. An allergy is an unusually strong reaction to a substance. Many things can cause allergies. The most common cause is pollen. Trees usually produce pollen in the spring, grasses in the summer and weeds in

VOA慢速英语2012 SCIENCE IN THE NEWS - Scientists Search for New Ways to Treat Infection

SCIENCE IN THE NEWS - Scientists Search for New Ways to Treat Infection This is SCIENCE IN THE NEWS, in VOA Special English. Im Christopher Cruise. And Im Jim Tedder. Today, we report on the search for new ways to treat infections. We tell how resear

雅思听力场景词汇--医院

雅思听力场景词汇--医院 雅思听力中最不可少的场景之一就是医院，和小编一起来看看医院相关的场景词汇信息吧! doctors: physician,surgeon,dentist,veterinarian,pediatrician,therapist,general practitioner. treat

SSS 2008-10-28

This is Scientific American's 60-Second Science. I'm Karen Hopkin. This will just take a minute. As long as there have been mice, people have sought a better mousetrap. And since we figured out that bacteria can make us sick, weve searched for better

SSS 2008-11-27

This is Scientific American's 60-Second Science. I'm Adam Hinterthuer. Got a minute? We all know to wash our hands after handling raw poultry. But next time youve just cruised down the interstate behind a truck full of chickens or Thanksgiving turkey

科学美国人60秒 SSS 2014-2-26

This is Scientific American-Sixty Seconds Science. I'm Chris *. Got a minute? I'm guessing you brush twice a day, or aspire to. Our ancestors were a little less diligent. But that's a good thing for scientists, because ancient placode teeth are like

世界名牌博览：辉瑞

Pfizer is the worlds largest pharmaceutical company. It was founded in New York in 1849 by Charles Pfizer and his cousin. Their business started booming after they discovered a process for making citric acid. This method was vital in producing penici

各大品牌英文介绍-Pfizer

Pfizer is the worlds largest pharmaceutical company. It was founded in New York in 1849 by Charles Pfizer and his cousin. Their business started booming after they discovered a process for making citric acid. This method was vital in producing penici

VOA常速英语2008年-Antibiotic-Resistant Bacteria Poses Threat to P

By Ruth Reader Washington, DC 13 February 2008 There is growing concern around the world over illnesses caused by new antibiotic-resistant bacteria, or so-called superbugs, and the decreasing effectiveness of antibiotics to treat infections. Earlier

VOA慢速英语2011--Groups Press for US Ban on Antibiotics i

Agriculture Report - Groups Press for US Ban on Antibiotics in Healthy Animals This is the VOA Special English Agriculture Report. Antibiotics are used to cure bacterial infections. But about fifty years ago, farmers started to give small amounts of

VOA慢速英语2012 Health Report - Designing an Alternative to Antibiotics

Health Report - Designing an Alternative to Antibiotics This is the VOA Special English Health Report. In nineteen twenty-eight a British scientist made a chance observation. He noticed that some mold had grown in bacteria in a culture plate in his l

VOA标准英语2012--Antibiotics Breed Drug Resistance in Pigs

Antibiotics Breed Drug Resistance in Pigs Pigs given low doses of antibiotics had more E. coli in their guts, and that bacteria showed an increased resistance to antibiotics, according to new research. The study confirms the routine practice of feedi

VOA标准英语2010年-Use of Antibiotics in Livestock Debate

Animals in many large livestock-raising operations around the world get a small but steady dose of certain antibiotics in their feed. Doctors around the world are finding it harder and harder to cure some infections. Bacteria are developing resistanc

VOA标准英语2015--Kenya: Misuse of Antibiotics Leading to Resistance by Immune System

Kenya: Misuse of Antibiotics Leading to Resistance by Immune System NAIROBI In Kenya, the rise of drug resistant bacteria could reverse the gains made by medical science over diseases that were once treatable. Kenyans could be at risk of fatalities a

科学美国人60秒 SSS Bacteria Can Be Resistant to Brand-New Antibiotics

Bacteria Can Be Resistant to Brand-New Antibiotics 谁在对抗最新的抗生素 Perhaps the chief poster child of antibiotic resistance is methicillin-resistant Staphylococcus aureus, or MRSA. The bacterium is impervious to a suite of antibiotics,

HEALTH REPORT - How Antiviral Drugs Work

HEALTH REPORT - How Antiviral Drugs Work By Jerilyn Watson Broadcast: Wednesday, February 11, 2004 This is the VOA Special English Health Report. A representation of how viruses attack a cell. Here is

Abuse, Overuse of Antibiotics Creates Public Health Crisis

Rosanne Skirble Before the discovery of antibiotics in the 1940s, millions of people died routinely of staphylococcus and streptococcus and more serious bacterial infections like meningitis, pneumonia

万物简史 第450期:小生物的世界(21)

Precisely the same thing happens with meningitis. 脑膜炎的情况完全一样。 At least 10 percent of young adults, and perhaps 30 percent of teenagers, carry the deadly meningococcal bacterium, 至少有10%的年轻人和也许30%的少年携带着

【英语时差8,16】青霉素的历史2

In 1928, Alexander Fleming was studying the bacterium, Staphylococcus, when some of the bacteria became contaminated with Penicillium fungus and stopped growing. Fleming decided that some chemical produced by the Penicillium fungus must be stopping t