单词:oligomycins
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Education Report - A Social Network Aims to Speed Up Progress in Science This is the VOA Special English Education Report. A few years ago, a university researcher was having problems with an experiment that involved medical imaging. His adviser and
By Gary Thomas Washington 26 January 2006 The Bush administration launched a vigorous defense of its controversial electronic eavesdropping program this week. Senior legal and intelligence officials s
A: What can I do for you today? B: I have a question. A: What do you need to know? B: I need to take the driver's course. How many hours do I need? A: It depends on what you're trying to do with the completion of the course. B: I need to get my licen
A: What can I help you with? B: May I ask you something? A: What's your question? B: How many hours behind the wheel do I need? A: What do you need to take it for? B: I'm trying to get my license. A: You need six hours. B: Can I do all six hours in o
A: May I help you? B: I needed to ask you a question. A: Ask away. B: How many hours of the behind-the-wheel course do I need to take? A: Why do you need to take the course? B: I want to get my license. A: You have to do six hours behind the wheel. B
World Tai Chi and Qigong Day is an annual event held on the last Saturday of April each year. Its aim is to promote practices of Tai Chi and Qigong. In particular, followers of Tai Chi and Qigong hope to educate the world about the health benefits of
Grammar Girl here. Todays topic is collective nouns, nouns that describe a group, such as family, orchestra, and board. Guest-writer Bonnie Trenga writes, There are around 200 collective nouns in the English language (1). Sometimes they take a singul
By Greg Flakus Houston 26 January 2006 This week thousands of movie directors, writers, actors and Hollywood executives are huddled together in the ski resort town of Park City, Utah attending two ind
By Paula Wolfson Washington 30 July 2006 The U.N. Security Council was called into emergency session, following the Israeli bombing of the Lebanese village of Qana that killed dozens of civilians. It was the bloodiest incident in the almost three-we
By Naomi Schwarz Dakar 28 May 2007 UNMIL's civilian police train Liberian National Police cadets (File) Some Liberians say police brutality is on the rise, and it is setting the country back in its path to reconstruction. The government is investigat
By Michael Bowman Caracas 28 June 2007 Venezuelan President Hugo Chavez continues to accuse the United States of plotting to invade his country, as he engages in a whirlwind trip to Russia, Belarus and Iran. VOA's Michael Bowman reports from Caracas
New York City is not only home to the nation's most diverse population, its public school system also has the largest variety of so-called specialized schools. These academies concentrate on everything from science and the performing arts to social
Zambians go to the polls Thursday to elect a new president following the death in August of Levy Mwanawasa who had won two elections and served six years in office. VOA's Delia Robertson reports from our southern Africa bureau in Johannesburg. There
I have time to join the IGO and be an ambassador to help new incoming international students get use to the environment here at Georgetown University and Washington, DC. Shu Tao is a second-year PhD student in the Department of Biology specializing i
Troops from the Islamic Courts Union, a former insurgent group that now backs Somalia's new president, have taken over control of checkpoints in the capital Mogadishu from government soldiers. The development comes as Ethiopian troops, who patrolled
A: Hello, may I speak to you for a few minutes? B: About what? A: I want to speak to you about this years election. B: Oh, really? A: Yes, I am a volunteer for the campaign. B: I am very impressed. A: I feel that history is about to be made, and I wa
A: Could I speak to you for a minute? B: What do you want to speak to me about? A: I want to talk about this years election. B: Oh, you do? A: I am volunteering for the campaign. B: What made you decide to volunteer? A: I want to be a part of history
A: I would like to speak to you, if you dont mind. B: What would you like to speak to me about? A: I would like to talk to you about this years election. B: Is that right? A: I am a volunteer for this years campaign. B: Thats wonderful. I am impresse
By Benjamin Sand Islamabad 06 March 2006 Maroufa, 4, receives polio vaccination in Kabul, Afghanistan, Sunday, March. 5, 2006 Afghan volunteers are vaccinating millions of children in a nationwide ant
By Mike O'Sullivan Los Angeles 14 February 2006 Hollywood's motion picture academy honored nominees for the Oscars Monday, as the countdown gets under way for the annual film awards. A luncheon gave n