单词：arterial blood gases
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VOICE ONE: This is SCIENCE IN THE NEWS, in VOA Special English. I'm Bob Doughty. VOICE TWO: And I'm Faith Lapidus. This week, we report on two medical studies, including one for an experimental drug.
2006年慢速英语(十二)月
On a restricted site in northern Wisconsin, the hissing you hear is helping scientists see the future. Inside towering rings of pipes, aspen, birch, and sugar maples feed on measured diets of greenhouse gases. Our studies were looking at what forest
国家地理2007年
Rich cities around the world are largely responsible for greenhouse gas emissions, says a new study. The study measures emissions based on the use of goods and services, such as food, clothing and electronics, by people living inside cities. It inclu
2018年VOA慢速英语(三)月
Scientists Develop New Ways to Track Greenhouse Gases With more than 18 million people living, working and driving in Los Angeles, the city often is covered in a hazy layer of smog. Stan Sander, senior research scientist at the U.S. space agency's Je
VOA标准英语2013年(七月)
在医院实习的时候，如果不是很了解一些缩写，很难理解人家在hand over什么，就连老师都说去了不同的医院，都有不同的缩写，她都不知道是什么。 AB-a
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By Phil Mercer Sydney 02 April 2008 Australia's first large underground carbon storage facility has opened in the southern state of Victoria. The geo-sequestration plant will capture carbon dioxide from a power station and store it two kilometers ben
VOA常速英语2008年（四月）