标签：抗生素 相关文章
By Jill Moss Broadcast: November 17, 2003 This is Steve Ember with the VOA Special English Development Report. The drug company Pfizer says it will give enough medicine free of charge to treat about n
VOA2003（下）-发展与科学
World Action Needed to Prevent Widespread Antibiotic Resistance Since the discovery of penicillin in 1928, we have used antibiotics against a host of infections. But now, doctors are finding that more and more bacteria are resistant to even the stron
VOA标准英语2015年(十二月)
A Laboratory Turns Deadly Insect Venom into Medicine 实验室将致命毒虫液转换为药物 To most of us, medicine comes from a drugstore. But originally, much of the medicine developed in the last century came from natural sources: plants, bact
2016年VOA慢速英语(八)月
BBC news with Marion Marshall. Fire fighters in Guatemala say at least 19 children have died in a blaze at a government-run childrens home southeast of the capital Guatemala City. Many others were injured. Its not yet clear what caused the fire but o
中英双语新闻
Pack rat. The name is synonymous with hoarding. And researchers have learned that pack rats can actually increase the range of foods theyre able to eat because of their collection of gut bacteria. Pack rats live in the American Southwest, where they
2014年Scientific American(七)月
Doctor Evans:Good afternoon， Chloe, Im Doctor Evans.What seems to be the problem? Chloe: Hi, Dr Evans. Thanks for seeing me on such short notice. When I woke up this morning I had a really sore throat and a really bad cough. I think I am coming dow
纯正地道美语
There are some good things about the disease of tuberculosis (TB). One is that it can be cured. Another is that TB is not spread by shaking hands, sharing dishes, or sharing clothing. Another is that people usually catch it only from others that they
365个英语简短小故事
This is the VOA Special English Health Report. If using your voice is difficult, then you know what dysphonia is. The more common name for this disorder is hoarseness. Experts say about one in three people will become hoarse at some point in their l
VOA慢速英语2009年（九）月
Health Report - Worries Grow About Treating Gonorrhea 健康报道 - 淋病抗药性日益严重 治疗愈发艰难 This is the VOA Special English Health Report. 这里是美国之音慢速英语健康报道。 Each year an estimated one hundred six
2012年VOA慢速英语(六)月
Vidushi Sinha | Washington, DC 18 May 2010 The World Health Organization calls antibiotic resistance one of the three greatest threats to human health. Experts fear antibiotic resistance puts humans in danger of becoming nearly defenseless against so
VOA标准英语2010年(五)月
A leading U.S. government health agency is focusing an annual campaign on educating patients, parents, and health care providers about the need to avoid the misuse of antibiotics. Inappropriate use of antibiotics can lead to superbugs that resist dru
VOA标准英语2010年(十一)月
脓毒症治疗新方法 Sepsis can be triggered by pneumonia, surgery, even childbirth. Symptoms include fever, increased breathing, and confusion. The bodys defense system goes out of control, causing widespread inflammation, organ failure and sept
VOA标准英语2016年(一月)
银纳米粒子将防治真菌病害 Large farms use various chemicals to fight fungi and bacteria that attack crops, and others such as e. coli that are harmful to humans. 大规模农作物产地都会使用化学产品来抵御损害农作物的真菌
VOA标准英语2015年(十二月)
胡须上的细菌帮助发现新抗生素 Widespread use of antibiotics for conditions that don't require them has spurred mutations in bacteria strains, turning them into so-called superbugs. 抗生素的滥用引发细菌产生变异，成为所谓的
VOA标准英语2016年(二月)
患者、医生与科研人员需迅速应对细菌抗药性 The World Health Organization issued a wake-up call April 30 when it reported that we have now entered a post-antibiotic period. What this means is that some common bacterial infections no
VOA双语新闻 2014年5月
This is scientific american 60 second science. Im Chris Daliata. Got a minute? The pain relieving effects of drugs like ibuprofen are well known. But ibuprofen and its relatives, known as nonsteroid anti-inflammatory drugs, may someday have another u
2014年Scientific American(三)月
It's two in the morning, and like most people you're fast asleep. But then your eyes pop open and your three year old is standing there, tugging her ear and saying, Mommy, my ear hurts. If you're a parent with a young child, this scenario is probably
英语时差8，16
Topic1-Veterinary Drugs Tied to Obesity Fudan University research shows negative effects on children who ingest antibiotics. The results have shown that children with high traces of antibiotics in their systems are two to three times more likely to b
英语角-圆桌会议
Today, a fever is an uncomfortable nuisance, but a hundred-plus years ago, fevers were often fatal. The difference between then and now is the class of drugs known as antibiotics. As the name implies, anti-biotics work against life, or, more specific
英语时差8，16
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
英语时差8，16