单词：soil penetration resistance
单词：soil penetration resistance 相关文章
By Gary Garriott Broadcast: July 29, 2003 This is Bill White with the VOA Special English Agriculture Report. Soil conservation efforts protect soil from wind and water that can blow or wash it away.
VOA2003（下）-农业与经济
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)
Health Report - Trying a New Way to Stop Dengue This is the VOA Special English Health Report. Dengue fever feels like a severe case of the flu, including pain in the muscles and joints. The World Health Organization says there may be fifty million d
2011年VOA慢速英语(九)月
The Nature of Nokia 诺基亚独领风骚 There is an approximately one-in-three chance that the next person you see holding a cell phone against the side of their head will be speaking into a Nokia p
有声英文阅读
Mars Rover to Begin Taking Soil Samples This Week Jessica Berman NASA engineers say the Mars rover will begin taking its first soil samples as soon as it departs the landing platform . Engineers say t
VOA2004（上）--各类新闻
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）
Many Incidents of Sexual Assault at US Colleges Go Unreported More than half of college students did not report incidents of sexual assault because they did not think it was serious enough. Others said they were embarrassed or thought nothing would b
2016年VOA慢速英语(五)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)
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
With MORE than 2000 auto companies, 11-hundred vehicles and a hundred world premiers, the Beijing Auto Show is China's auto market in a nutshell, at the China International Exhibition Center. The phrase Market Penetration is constantly on the lips of
英语新闻
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
MADRID, March 2 (Xinhua) -- Real Madrid took their second victory, a 2-1 win, over eternal rivals, FC Barcelona in just five days on Saturday afternoon in the Santiago Bernabeu Stadium. Although the game had appeared as if it was to be slightly de-ca
英语新闻
India's tourism minister is furiously backpedaling after suggesting that women who visit India shouldn't wear skirts for their own safety. 印度旅游部长日前建议前往印度的女性为了自身安全不要穿裙子，但是他随后连忙澄清
英语新闻
新托福有许多自己的特点，新托福阅读的一个重要特点之一就是同义改写(主要针对动词和形容词)。同义改写对托福阅读考试有哪些影响值得我们注意呢? 首先，同义改写会影响到定位的准确与
托福英语