第5期: mend, urge, fluent, extreme, low

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EXPLORATIONS - Increasing Hubble's Power

EXPLORATIONS -February 6, 2002: Increasing Hubble’s Power By Paul Thompson VOICE ONE: This is Steve Ember. VOICE TWO: And this is Bob Doughty with the VOA Special English program EXPLORATIONS. Today

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Low-Lying Areas of New York City Suffer Flooding Sounds of sump pumps fill the air in low-lying areas of New York City. Don, a water systems professional in Brooklyn, has been on the job, pumping out basements since before dawn. He says the worst flo

美国国家公共电台 NPR High Demand, Low Supply: Colorado River Water Crisis Hits Across The West

ARI SHAPIRO, HOST: For decades, the Colorado River has fed growing cities from Denver to Los Angeles, and a lot of the produce in grocery stores across the country right now was grown with Colorado River water. Now with climate change and severe drou

美国学生世界地理教材 第131期:鱼儿峡湾瀑布和森林(2)

The Norwegian people catch herring in nets, then they salt, smoke, or dry them to make sure they will keep almost forever without spoiling. 挪威人用网打捞鲱鱼，然后，用盐腌制、用烟熏制、或晒干风干，用各种方法保存鲱鱼

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As the migrating herds arrive in the plateaus river valleys, the spring is here. This is why they have made the journey after the famine of winter. Food is everywhere. Birds have flown in from as far away as the Arctic and subtropics. Canada geese jo

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By Ron Corben Bangkok 09 June 2006 Thailand's king, this week celebrating 60 years on the throne, is known in his country as the development king because of the many rural projects he has sponsored. The monarch's dedication to improving the lives o

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The most powerful source of energy on the planet is actually out in space. It's our sun. More energy falls as sunlight on the US in a single day than it uses in a year. But it's been difficult to turn that sunlight into electricity. Many of us alread

VOA标准英语2008年-Low Technology Solutions Find Favor in Developi

By Cathy Majtenyi Nairobi 19 May 2008 Fuel efficient stoves and ceramic water purifiers are two examples of low-tech innovations that can help people in poor countries improve their quality of life. Because what is known as appropriate technology usu

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This is AP news minute. 1. President Donald Trump's speech Friday to the leading conservative group is like a series of greatest hits from his campaign rallies. He reminisced about his victory in the republican primaries. He vowed to build the wall a

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Lack of electrical power is slowing efforts to bring normalcy back to southeast Texas, hit hard by Hurricane Ike last week. Private companies operating in the area have thousands of people working around the region, but many neighborhoods remain in

美国国家公共电台 NPR Lethal Pneumonia Outbreak Caused By Low Chlorine In Flint Water

AILSA CHANG, HOST: Scientists announced today that they have figured out the cause of an outbreak of Legionnaires' disease in Flint, Mich., a few years ago. Twelve people died. This was at the start of the city's water crisis. And the problem was a l

美国国家公共电台 NPR Woman Returns To Her Slave Cabin Childhood Home In The Smithsonian

ARI SHAPIRO, HOST: The National Museum of African-American History and Culture here in Washington has many artifacts connected to slavery. For one woman, visiting the museum this week was a literal homecoming. Isabell Meggett Lucas was born and raise

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The living is easy. But it won't last long. At this altitude, the air is so dry that rain evaporates before it even hits the ground. The water that flows off the plateau is no longer being replaced. Already there is drought in forests beyond the mead

PBS高端访谈:加州太阳能项目对栖息地的影响

JUDY WOODRUFF:Now the challenges of combating climate change. This week, the European Union announced it was loosening its strict environmental regulations in the face of economic setbacks. In the U.S., renewable sources of energy like wind and solar

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This far he has held us Through the waters as they crash against This far he is with us he is for us Through the stormy depths I will soar on wings like eagles O god you've carried me This far this far There is power victory Hope for the broken heart

选择一个节能的供暖系统

The more you know about the various heating systems that are available on the market today, the better able you will be to choose the best one for your home. Obviously, your main goal (besides being comfortable), is to have a heating and air conditio

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Two senior U.S. diplomats are due to arrive in Damascus Saturday in a visit upgrading the level of U.S.-Syrian contacts. Officials here said the Obama administration has no intention of matching the British opening to Hezbollah, which has long been

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There would soon be an explosion; the kettle would be burst open. It is in this way that boiler explosions are often caused. When there is too much steam in a boiler, and it cannot get out, it presses against the sides of the boiler, until at last th