对杀虫剂的抗药性

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

发表于:2018-12-08 / 阅读(207) / 评论(0) 分类 VOA标准英语2015年(十二月)

Plans for Haiti's recovery from the devastating earthquake are on the agenda at the United Nations donors' conference, March 31 in New York. Among the country's top priorities are the estimated 600,000 people who fled the capital, Port-au-Prince, for

发表于:2018-12-08 / 阅读(181) / 评论(0) 分类 VOA标准英语2010年(三月)

Malaria Programs at Risk From Funding Cuts Ami Diabate, has brought her three children to a rural clinic to get the latest anti-malarial drugs. The aid agency Mdecins Sans Frontires - or Doctors Without Borders - is rolling out the pilot program acro

发表于:2018-12-08 / 阅读(160) / 评论(0) 分类 VOA标准英语2012年(十二月)

This is the VOA Special English Agriculture Report. In two thousand eight, scientists reported on a study of cotton grown in six provinces in northern China. The study involved bollworms, a major threat to cotton farmers. It also involved Bt cotton,

发表于:2018-12-16 / 阅读(140) / 评论(0) 分类 2010年VOA慢速英语(五)月

Studies Link Bee Decline to Insecticide Billion-dollar bees Bees pollinate the flowers that become fruits, nuts and vegetables. The work these insects do is worth about $18 billion a year to U.S. farmers. But honeybee colonies in the United States ha

发表于:2018-12-16 / 阅读(151) / 评论(0) 分类 VOA标准英语2012年(三月)

It's bad enough that mosquitoes suck our blood, and sometimes pass on disease. But there's more. They can actually give you a disease and pee on you at the same time. Adding insult to injury if you will. Jerod Denton, a pharmacologist at Vanderbilt U

发表于:2018-12-24 / 阅读(176) / 评论(0) 分类 2016年Scientific American(十二)月

The spokesman for the Lord's Resistance Army says Congolese forces and U.N. peacekeepers in Congo Kinshasa are preparing to move against the rebel group, which has yet to sign a peace deal to end a 20-year reign-of-terror in the region. VOA Correspo

发表于:2019-01-06 / 阅读(263) / 评论(0) 分类 VOA标准英语2008年(九月)

By Zulima Palacio Washington, D.C. 15 December 2006 watch Malaria Summit report President Bush and his wife Laura hosted a White House summit on Malaria Thursday. The conference brought together health ministers from countries affected by malaria, h

发表于:2019-01-10 / 阅读(250) / 评论(0) 分类 2006年VOA标准英语(十二月)

To Fight Malaria, Bed Nets Are the Most Important Weapon 蚊帐成为抗疟疾最重要的武器 From VOA Learning English, this is the Health Lifestyle report. United Nations researchers are reporting progress in the fight against the disease malari

发表于:2019-01-12 / 阅读(171) / 评论(0) 分类 2016年VOA慢速英语(十二)月

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

发表于:2019-01-13 / 阅读(191) / 评论(0) 分类 VOA标准英语2012年(一月)

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

发表于:2019-01-13 / 阅读(230) / 评论(0) 分类 VOA标准英语2010年(五)月

New studies confirm that giving anti-malaria drugs to children who are already sleeping under insecticide-treated bed nets provides additional protection in helping control the disease. Smallpox was conquered with a single vaccine. The fight against

发表于:2019-01-14 / 阅读(203) / 评论(0) 分类 VOA标准英语2011年(二月)

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

发表于:2019-01-14 / 阅读(211) / 评论(0) 分类 VOA标准英语2015年(一月)

As Assault On Mosul Looms, Resistance Grows And ISIS Grows More Brutal play pause stop mute unmute max volume 00:0003:43repeat repeat off Update Required To play the media you will need to either update your browser to a recent version or update your

发表于:2019-01-17 / 阅读(202) / 评论(0) 分类 2016年NPR美国国家公共电台10月

Artemisinin, also known as QingHaoSu in Chinese, was discovered by Chinese scientist Tu Youyou. She received the 2015 Nobel Prize for Physiology and Medicine for the drug's discovery by her team more than three decades ago. In her speech at the Karol

发表于:2019-01-19 / 阅读(259) / 评论(0) 分类 2015CRI中国国际广播电台

By Lisa Schlein Geneva 27 November 2007 The Global Fund to Fight AIDS, Tuberculosis, and Malaria reports nearly every family with children in Africa soon could have a bed net to protect against malaria. The Geneva-based Global Fund says it has delive

发表于:2019-01-31 / 阅读(213) / 评论(0) 分类 VOA常速英语2007年(十一月)

By David McAlary Washington 10 January 2007 One of the main weapons to prevent mother-to-child transmission of the AIDS virus during birth is the drug nevirapine. But when nevirapine is used alone just once, HIV starts becoming resistant to it. Rese

发表于:2019-02-04 / 阅读(222) / 评论(0) 分类 2007年VOA标准英语(一月)

爱的反抗力 Muse - Resistance Resistance Muse Is your secret safe tonight? And are we out of sight? Or will our world come tumbling down? Will they find our hiding place? Is this our last embrace? Or will the walls start caving in? (It could be w

发表于:2019-02-05 / 阅读(194) / 评论(0) 分类 好听的英文歌曲

Spraying Insecticide Indoors Reduces Spread of Malaria Researchers in West Africa have shown that spraying insecticide indoors can dramatically reduce malaria transmission. Efforts to develop a malaria vaccine have so far been disappointing, so progr

发表于:2019-02-12 / 阅读(246) / 评论(0) 分类 VOA标准英语2011年(十月)

How to get rid of procrastination? 如何摆脱拖延症? Just take the first step. 只需迈出第一步。 When you start to look too far into the future any task or project can seem close to impossible. And so you shut down because you become ov

发表于:2019-03-06 / 阅读(361) / 评论(0) 分类 英语听力广播—Listening
学英语单词
advance device spring
air staging unit
algal carbonate
all chiefs and no indians
Anglo-Saxonist
barbituric acid
beautifications
Bilisht
booking period
business guild
Canadian snake root oil
chemical composition
Chloraseptine
chromatic seventh
closed manifold
coking power
congruent melting compound
contact slide
cortex gossypii radicis
coyl
cremeomycin
cup type elevator
cybercriticism
declaration of clearance
digital electric-hydraulic turbine control (DEH turbine control)
Dioloxol
Dugda
earth fault
eccentric radius
edathamil calcium-disodium
ergative
erosus
European radishes
extramurals
extraquranic
fire cabinets
fireless locomotive
flying to
frauding
garcinia gummi-guttas
genus diomedeas
genus nostocs
govemments
Handsome Lake cult
high-speed fan blender
honest drops
inch for nominal size
infructuose
initialization file
instantaneously applied load
Isozaki Arata
Ivanteyevskiy Rayon
katunge
Kyonsok
lagerphones
launching time
live environment
livistona chinensis subglobosa
loonier
metabolic inhibitor
metroliners
multistage amplifiers
nankoweap
natural law school
nosodochium
not so hot
Nuqui
pattern verification
potato peel
potyvirus bean yellow mosaic virus
Pre-Cana
pro-whaling
propeller nozzle
pterygospinous muscle
putten
reversal circuit
rhizel
rigid composite material
rotary valve engine
rotating excavating bucket
round head counter sunk rivet
scogliera
shrinkwrap license
standing wave ratio measuring kit
statistics of safety in mine
supernaturally
syconium
Ta-gawa
tectals
TESOL
the words
thrashes about
title name
trpc
tumble gear
UNIVSERV
uranical
urbanisations
verbal instruction
vitamose
waveries
wooden-headed