单词：awsa (american water storage association)
单词：awsa (american water storage association) 相关文章
Broadcast: August 4, 2003 This is Bill White with the VOA Special English Development Report. Safe drinking water has always been rare and valuable. Throughout the world, drinking water has to be stor
VOA2003（下）-发展与科学
By Gary Garriott Broadcast: September 1, 2003 This is Sarah Long with the VOA Special English Development Report. People have always had to find ways to keep food safe to eat. Methods to dry, smoke an
VOA2003（下）-发展与科学
DEVELOPMENT REPORT – Canning Food By Gary Garriott Broadcast: Monday, January 03, 2005 I'm Gwen Outen with the VOA Special English Development Report. People have always had to find ways to keep foo
农业与发展
This is the VOA Special English Development Report. Before refrigerators, homes usually had ice boxes. But another way to keep food cool without the need for electricity is to use an evaporative cooler. This is easy to make and does not even use ice.
VOA慢速英语2007年（二）月
This is the VOA Special English Development Report. Indonesian women sell their harvest in a traditional floating market Before refrigerators were invented, the next best thing was an ice box. But another way to keep food fresh is to use an evaporat
VOA慢速英语2009年（十一）月
Americans commemorate the heritage of African-Americans every February in what is known as African American History Month, yet little is known about the association that started the tradition and what it is doing now. James Stewart is the current pre
VOA标准英语2010年(二月)
This is Scientific American's 60-Second Science. I'm Steve Mirsky . Got a minute ? The jury is still out on the relationship between cell phone use and brain tumors. But the American Association of Neurological Surgeons has issued a statement to remi
Scientific American(十一)月
This is Scientific American 60-second Science,I'm Sophie Bushwick.Got a minute?Scientists have used synthetic DNA to store digital files,including a photo,Shakespeare's sonnets and an audio recording on Martin Luther King. And the pursuit of happines
Scientific American(一)月
Wanna be lazy and productive at the same time? Try a napbecause napping can improve learning. So said U.C. Berkeleys Matthew Walker February 21st at the meeting of the American Association for the Advancement of Science in San Diego. He followed two
Scientific American(二)月
First, listen to March 4th 2013 to hear about drought on farms this past summer. The Minister for Primary Industries, Nathan Guy said that in the long term the government wants to invest $400m in regional water irrigation. In the short term, the Budg
新西兰英语
工作累了，就趴在办公桌上小睡片刻，这样有助于提高你的记忆力。据英国《每日邮报》报道，德国一项最新研究发现，白天打个盹不仅可以使人恢复体力，还能帮助大家提高记忆力。 To Lea
60秒科学
Broadcast: May 12, 2003 By Jill Moss This is the VOA Special English Development Report. Each year, millions of people in Bangladesh drink ground water that has been polluted by naturally high levels
VOA2003（上）-社会广角
DEVELOPMENT REPORT – January 7, 2002: Storing Drinking Water By Gary Garriott This is the VOA Special English Development Report. Safe drinking water has always been rare and valuable. Throughout th
农业与发展
This is Scientific American's 60-second Science. I'm Steve Mirsky. Got a minute? The results are in, and, Americans pretty much like science. Eighty-four percent of those polled think that sciences effect on society is mostly positive. Thats the resu
Scientific American(七)月
By Melinda Smith Washington 24 October 2007 The World Health Organization reports that at least ten million children under the age of five die every year. And a new international study of childhood mortality confirms that children would live longer
2007年VOA常速英语（十月）
How to build an evaporative cooler. Also, how to prepare fruits and vegetables for cold storage. Transcript of radio broadcast: 08 June 2008 This is the VOA Special English Development Report. Before refrigerators, homes usually had ice boxes. But a
VOA慢速英语2008年（六）月
By Carol Pearson Washington, D.C. 05 July 2006 Watch Health Report Nutrition facts What you eat can determine how long you live. A recent report in the Journal of the American Heart Association recommends new diet and lifestyle choices for a longer
2006年VOA标准英语（七月）
傻瓜们使用手机请注意 The jury is still out on the relationship between cell phone use and brain tumors． But the American Association of Neurological Surgeons has issued a statement to remind people that cell phones present lots of other r
阅读空间
The American Heart Association is out with a new set of guidelines aimed at preventing heart disease in women. Although, heart disease is thought to mainly affect men, it is actually an equal opportunity killer. These are the first heart-health tips
英语新闻
MEXICO CITY, May 9 (Xinhua) -- Mexico's national team holds on to its 20th spot as soccer's world governing body FIFA released the latest world rankings on Wednesday. Mexico, known as the Tricolor for its red, white and green flag-colored uniforms, c
英语新闻