单词：fluorinated water
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by Jason Marshall In the last two articles weve learned how to calculate two types of average values: the mean and the median. Today, were going to continue where we left off and talk about how median averaging can be useful in everyday, real life si
数学英语
He loved his plants. His plants were in pots. There were 10 pots in back of the house. There were eight pots in front of the house. There was a different plant in every pot. No plants were the same. They were all different. They were all beautiful. I
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By Douglas Bakshian Jolo, Philippines 20 February 2007 Winning without fighting is not a term you often hear in the war on terror. But U.S. soldiers, along with their Philippine counterparts, are putting this philosophy to work on the remote island
2007年VOA标准英语（二月）
By Kane Farabaugh Breeze Point, NY 18 July 2006 watch Wounded Warriors report Water sports, such as water skiing, are possible for amputees While modern medicine on the battlefield has helped reduce the number of casualties, close to 20,000 U.S. ser
2006年VOA标准英语（七月）
ARI SHAPIRO, HOST: More than a third of the Navajo Nation lacks running water. And in some of the places with running water, people don't want to drink it. They say it smells, tastes funny and looks bad. Laurel Morales of member station KJZZ has more
2017年NPR美国国家公共电台4月
At this time, an outbreak of novel H1N1 flu is occurring in the United States and internationally. While CDC is taking action to control the outbreak, communities, businesses, places of worship, schools, and individuals can also take steps to slow th
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