单词：negative resistance effect
单词：negative resistance effect 相关文章
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)
By Nancy Steinbach Broadcast: November 19, 2003 This is Phoebe Zimmermann with the VOA Special English Health Report. When scientists want to test the effectiveness of a new drug, they usually divide
VOA2003（下）-环境与健康
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
VOA标准英语2008年（九月）
By Robert Berger Jerusalem 15 June 2008 America's top diplomat is in the Middle East trying to get the peace process back on track. Robert Berger reports from the VOA bureau in Jerusalem. Palestinian President Mahmoud Abbas, right, meets US Secretar
VOA标准英语2008年（六月）
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
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
VOA标准英语2010年(五)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
VOA标准英语2015年(一月)
blame game negative campaigning 美国选民每四年不仅要选举一位总统，而且还要选举四百三十五名国会议员、至少三十三名参议员以及在州一级和基层的许多官员
美国习惯用语
Selwyn(全名：Selwyn Pretorius，1982年出生于Durban, South Africa）是来自于西澳地区，佩斯州的RB歌手。后面大概就是他参加过一个叫 Popstars 2的真人秀，虽然没有进入最后，但是他获得了一份唱片和约。 他的第一支单曲Buggin me'在2001年发行，随后在2002年它发行了
音乐咖啡厅
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
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
2015CRI中国国际广播电台
Sometimes we get into relationships that drain energy from us. These are toxic relationships and they can negatively affect all aspects of our lives. 有时候我们与他人之间所建立的互动关系是那种会让我们心力交瘁的。那种就
留美老师带你每日说英文
英文歌词 Listen baby I wonder why sometimes we fall apart oh yeah Together we are so wonderfull yeah baby And every single day i pray, that really things shouldnt never be this way Im only trynna be a better man Why then do you see all the negative
音乐咖啡厅
negative number (does not exist) 负数 ● His fashion IQ is so low, it's a negative number. 他对时装的智商是那么低，可说是负数。（他对时装的鉴赏力根本不存在。） ●
英文名句短语
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
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
好听的英文歌曲
今天我们要学的词是side effect。 Side effect, 副作用。一项最近民调显示，Most Americans want health reform but fear its potential side effects, 大多数美国人都希望看到医疗改革，但是又担心改革可能带来的副
英语每日一词
摇滚:Negative - Still Alive 相关介绍 ：这支乐队由Jonne Aaron (vox), Larry (guitar), Christus (guitar), Antti (bass), Jay (drums) 和 Snack (keyboards)于1997年成立，其中Christus原来在一个叫做Bloodpit的乐队中担任过吉他手
英文摇滚歌曲
I'll never forget that day back in the spring of 2006. I was a surgical resident at The Johns Hopkins Hospital, taking emergency call. I got paged by the E.R. around 2 in the morning to come and see a woman with a diabetic ulcer on her foot. I can st
英语语言学习
The Internet has dramatically altered our lives over the past few decades. Although some of these changes have been negative, the overall effect of this technology has been positive. What are your opinions on this? The Internet has brought significan
托福英语