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ARI SHAPIRO, HOST: Some of this year's best-selling writers are better known for their way with tools than words. They are stars on HGTV, the network that shows us how to buy, sell and fix up our homes. NPR's Lynn Neary looks at their transition from
2016年NPR美国国家公共电台12月
Studies that will be released today show that fish, birds and mammals in New England have significant amounts of mercury in their bodies. The studies find the toxic metal in some unexpected habitats and they suggest that power plants in the Midwest a
2009年NPR美国国家公共电台7月
The Mercury Mess By Samantha Levine / 2004, as first appeared in U.S. News nbsp; What are the dangers of mercury in fish? Can the mercury mess be cleaned up? 1 Are these fish safe to eat?” It’s a
彭蒙惠英语
1. The canoe was now approaching the land. The man with the carved paddle stopped. It should be somewhere here, he said. The other man had been in the fore part of the canoe, closely scrutinising the land. He had a sheet of yellow paper on his knee.
英语PK台
SCIENCE IN THE NEWS - Mercury in Fish / Life on Land / The Goldman Environmental Prize By Broadcast: Tuesday, May 11, 2004 (THEME) VOICE ONE: This is SCIENCE IN THE NEWS, in VOA Special English. I'm B
科技之光
By Paul Sisco Washington, DC 15 February 2008 Scientists have started analyzing data and images acquired when the Messenger space probe passed within 200 kilometers of the planet Mercury last month. It was the first flyby of the solar system's inner-
VOA常速英语2008年（二月）