单词:olpidium bothriospermi
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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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GWEN IFILL: Finally tonight: America's dropout crisis. Each year, approximately one million students drop out of high school. That's roughly 7,000 every day. Tonight, the NewsHour kicks off American Graduate week, where we will go inside the nation's
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
By Jim Malone Washington 10 March 2006 President Bush The decision by a company based in Dubai to abandon efforts to take over management of several large U.S. ports may have diffused a political cont
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 Heda Bayron Hong Kong 29 March 2006 Cambodian Prime Minister Hun Sen has lashed out at the United Nations human rights envoy to Cambodia, after the diplomat criticized the country's human rights re
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
Humberto Rios Labrada meets with local farmers at seed diversity fairs across Cuba. Related Links Goldman Prize Every April, during the week-long observances surrounding Earth Day, grassroots environmental activists from six regions of the world are
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
US Money Factory Prints Distinctive Dollars American dollars are a popular currency both in the United States and around the world. Ensuring that the bills are distinctive and trustworthy is the job of the U.S. Department of the Treasury, a governmen
Obama Looks to Expand Home Visiting Program for At-risk Families 奥巴马欲扩大高危家庭家访计划 BRENTWOOD, MARYLAND From expanding child care to making preschool more accessible, U.S. President Barack Obama's second term is marked by an a
LULU GARCIA-NAVARRO, HOST: A fishing mogul known as the Codfather could be sentenced to prison this week for tax evasion and smuggling. Carlos Rafael built a small empire in New Bedford, Mass., and the confiscation of his boats would deliver a harsh
By Stefan Bos Budapest 09 April 2006 A woman casts her vote in Pecs, 197 kms south of Budapest, during the first round of parliamentary elections in Hungary Sunday, April 9, 2006 Hungarians are voting
By Lisa Schlein Geneva 04 September 2006 The Geneva-based International Organization for Migration says there is a connection between the illegal trade of drugs in Afghanistan and human trafficking. IOM is holding a three-day workshop in the Afghan
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
U.S. President Barack Obama set aside more than $30 billion for several renewable energy projects in the government's massive economic stimulus package. And this week, thousands of students from across the nation descended on Washington for a youth
-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
In 2001, a team from Tel Aviv University argued that B. permians were almost identical to a strain of modern bacteria, Bacillus marismortui, found in the Dead Sea. 2001年,以色列特拉维夫大学的一个小组认为,二叠纪芽孢杆菌与一