单词:Tetrataenium olgae
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Archaeology is a source of history, not just a bumble auxiliary discipline. Archaeological data are historical documents in their own right, not mere illustrations to written texts, Just as much as an
British Columbia is the third largest Canadian provinces, both in area and population. It is nearly 1.5 times as large as Texas, and extends 800 miles(1,280km) north from the United States border. It
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Kenyas Ol Pejeta Conservancy Driving Animals Away from Humans 肯尼亚Ol Pejeta保护区保护动物远离人类 LAIKIPIA, KENYA In Laikipia, Kenyan rangers are driving game farther into a 36,000 hectare conservancy to protect the animals from confl
This is Scientific American Sixty Seconds Science, I'm Sophie Bushwick, got a minute? When Mexican tetra fish moved into darker caves long ago, they evolved to deal with the dark by becoming albino and going blind. A new research shows that the chang
Columbus Day is a special holiday all across the Americas. Countries in North, Central and South America celebrate the anniversary of Christopher Columbus's arrival in the Americas on October the 12th, 1492. In the United States, the day is called Co
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Yakima is a small city located an hour and a half's drive(1) from Wenatchee. It is a wide valley, famous for its grapes and apples. We were there last weekend for a baseball tournament, the first of the season(2). One interesting fact about Yakima is
T Tanshinone IIA 丹参酮IIA Tanshinone I 丹参酮I Tanshinone IIB 丹参酮IIB Taraxasterol 蒲公英甾醇 Taraxerol 蒲公英赛醇 Tauro ursodesoxy cholic acid 牛磺熊去氧胆酸 Taxifolin 花旗
Welcome to AMERICAN MOSAIC in VOA Special English. (MUSIC) Im Doug Johnson. This week on our program, we answer a question about Oprah Winfrey. We also have new music from MGMT. But first, we tell you about a new exhibit remembering some Americans wh
By William Ide Washington 10 April 2007 The U.S. Holocaust Museum has launched a joint project with Google's satellite imagery Web site Google Earth to promote awareness of the crisis in Darfur and give the public a new perspective on the death, disp
By Gary Thomas Washington 22 May 2007 The growing political crisis in Pakistan has driven two onetime rivals into an alliance. Former prime ministers Benazir Bhutto and Nawaz Sharif, who are both in exile, have teamed up to raise the pressure on Pres
US Museum Showcases National Medical Collection These conjoined twins are not what you'd come across in a conventional museum. They are one of the exhibits at The National Museum of Health and Medicine near Washington. Its aim is to promote the under
Autumn Leaves Show Their True Colors As days grow shorter and nights grow cooler in Boulder, Colorado, the green leaves of summer have been putting on party colors. On cottonwood trees and aspens, theyre golden yellow coins. On Mapleton Avenue, the m
By Sabina Castelfranco Rome 06 November 2006 Supporters of Northern league party stage a protest in front of 'Nagib Mahfouz' school, in Milan, October 10, 2006 An Arabic school in Milan, which has sparked debate about religious versus seculareducati
Ex-hostage Ingrid Betancourt received a joyful welcome in France, where she arrived Friday after spending more than six years as a hostage of Colombian rebels. Lisa Bryant has more on a homecoming of sorts for Betancourt, who has dual French-Colombi
A small corner shop in suburban Sydney is an unlikely place to hear the horrors that force people from their homes and into the devious and dangerous world of people smugglers. Hassan Abotbeek fled Iraq and arrived in Australia by boat more than seve
By Gary Thomas London 07 August 2006 One of Britain's top police officers says anti-terror laws risk creating more radicals among the country's Muslim population. In a speech delivered Monday, he says toughened counter-terrorism laws in Western coun
-Today we take for granted that the world is round. In the fifteenth century, however, most people believed the world was flat. They thought that monsters or a trip over the edge of the earth waited for anybody who sailed outside the limits of known
10 Getting The Lead Out 第十章 把铅撵出去 In the late 1940s, a graduate student at the University of Chicago named Clair Patterson (who was, first name notwithstanding, an Iowa farm boy by origin) was using a new method of lead isotope measur