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AA: I'm Avi Arditti with Rosanne Skirble, and this week on WORDMASTER: A listener, Akbar Gandi in Iran, is asking for an explanation of countable and uncountable nouns and the difference between a name and a noun. RS: English teacher Lida Baker has t
词汇大师(Wordmaster)
This is Scientific American's 60-Second Science, I am Cynthia Graber. This'll just take a minute. It might look and even feel like paper, but a new material created by scientists at MIT is designed to be an oil spill super-absorber. This technology d
Scientific American(六)月
This is Scientific American -60 seconds science. Im Cynthia Graber. This will just take a minute. A coal mine can degrade its local environment. But fungus may inadvertently help clean up the mine with its own waste products. Researchers worked with
Scientific American(七)月
This is scientific Americans 60 second science,I'm Cynthia Graber.This will just take a minute.A coal mine can decrease the local environment but a Fungi may indivertantly help cleanup the mine with its own waste products. Researchers worked with the
Scientific American(七)月
France, Italy to Send Military Advisers to Help Libyan Rebels NATO allies Britain, France and Italy are offering military advisers to help train Libyan rebels, as the military stalemate continues on the ground. Elsewhere, in Yemen and Syria, state cr
VOA标准英语2011年(四月)
The Obama administration appears to be sending mixed signals on whether a second stimulus package will be needed to pull the U.S. economy out of a deep and prolonged recession. Democrats and Republicans are expressing dissatisfaction with the impact
VOA标准英语2009年(七月)
By Dan Robinson Washington 07 June 2007 President Bush's nominee to be special adviser on Iraq and Afghanistan says he is concerned about the Iraqi government's capacity for political reconciliation. Lieutenant General Douglas Lute also told a Senat
2007年VOA标准英语（六月）
Here are 7 health problems from eating too many almonds! 以下是吃太多杏仁会导致的7种健康问题！ 1.Kidney Stones 肾结石 Certain diets and foods can make people more prone to kidney stones, especially diets high in oxalates. This is
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