单词：pohotoelectric conductivity
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Electric Fish 发电鱼 One way that Harold Zakon and his team find fish to study is to put electrical detectors into the bottom of murky streams in Venezuela. This works because certain fish emit pulses of electricity. Discover electric fish -- on tod
(科普英语)Earth and Sky
1723 、 质量 mass 1724 、 质感；质地；肌理 texture 1725 、 趟门 slidingdoor 1726 、 踏靴 holddownfoot 1727 、 轮廓线；外形线 outline 1728 、 遮光物 shade 1729 、 锌 zin
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Amid all the tradition and history of Katmandu, a profound change is in the air. In fact, it might literally clear the air, reducing the choking pollution which has blighted this congested valley. The streets of the capital are gradually being taken
万花筒2008年
Photographer Margaret Bourke-White Helped Create the Modern Art of Photojournalism Written by Shelley Gollust (THEME) VOICE ONE: Im Barbara Klein. VOICE TWO: And Im Steve Ember with People in America in VOA Special English. Today we complete our repo
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47 photography To improve my photographic skills, I joined a photography club. For practicing our skills, we went to Mount Yangming to take pictures. I tried to find a view from different angles so as to get the best picture. I couldnt finish develop
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Hi! my name's Theodore and I'd like to talk to you a little about photography. When I first started studying photography I bought myself a fairly good film camera but since then digital cameras have been getting better and cheaper and recently I boug
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A businessman enters a tavern, sits down at the bar, and orders a double martini on the rocks. After he finishes the drink, he peeks inside his shirt pocket, and then orders the bartender to prepare a
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A ban on electric bicycles in New York City is hurting delivery workers who depend on them to earn a living. Many of the workers are immigrants. Electric bicycles, or e-bikes, have foot-powered pedals like other bicycles. But they also have electric-
2018年VOA慢速英语(二)月
EXPLORATIONS - How Two Programs Altered Music and Photography BARBARA KLEIN: Im Barbara Klein. STEVE EMBER: And Im Steve Ember with EXPLORATIONS, in VOA Special English. Today we talk about two hugely influential computer software tools. Auto-Tune is
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By Chris Simkins Baltimore, Maryland 21 February 2006 watch Black Farmers report February is African-American History Month in the United States. It's a time people recall and celebrate the positive a
2006年VOA标准英语（二月）
Photos Offer Insight into Artist Frida Kahlo Frida Kahlo, who died in 1954, is one of Mexico's best-known artists. She was the subject of the 2002 movie Frida starring Salma Hayek. The 240 photos in the new exhibit at Artisphere in Arlington, Virgini
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China's Rural Decline Documented in Photos He Chongyues camera captures portraits of some of the people China's rapid modernization has left behind, especially the people he calls the last true peasants. Why do I say that? Because afterwards, there w
VOA标准英语2012年(三月)
Automakers are rolling out their new electric vehicles at the 2018 Beijing Motor Show, the motor industry's biggest sales event this year. Carmakers expect new growth in China's market despite the looming threat of a trade war between China and the U
2018CRI中国国际广播电台
Hi! my name's Theodore and I'd like to talk to you a little about photography. When I first started studying photography I bought myself a fairly good film camera but since then digital cameras have been getting better and cheaper and recently I boug
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Photography is one of the worlds best-loved hobbies. Recently, it seems as though everyone in the world has become a photographer. Its so easy now to take good photographs. When I was a teenager, photography was one of my biggest hobbies. I loved tak
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BEIJING, Sept. 6 (Xinhuanet) -- Scientists from Tufts University of the U.S. have created the world's smallest electrical motor in a single molecule. The finding was published in the journal Nature Nanotechnology on Monday. In the research, scientist
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By Doug Levine Washington 05 September 2006 With each passing year, memories of a photograph taken in New York City on a hot August morning in 1958, become just a little bit sweeter. VOA's Doug Levine takes us back to A Great Day In Harlem. -------
2006年VOA标准英语（九月）
ATHENS, Sept. 25 (Xinhua) -- Greek indignant anti-austerity protesters returned to the streets of Athens, as the government categorically rejected media reports over the weekend regarding a Greek default in coming months. Some 3,000 demonstrators non
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众所周知，托福(课程)TPO材料是备考托福听力最好的材料。相信众多备考托福的同学也一直在练习这套材料。但是，你是否仍有如下困惑：我是不是把TPO的题目全部做完就能得高分?我只有1个月
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