单词：global extremum
单词：global extremum 相关文章
Have you noticed that it's getting warmer and warmer every year? To put it simply that's because of air pollution. Scientists tell us that because of air pollution, the earth's heat cannot escape. Thi
赖世雄初级美国英语
Global Warming and Ozone 全球变暖和臭氧 Could the coming century bring a new threat to the ozone layer? Discover one scientist's model of the effect of global warming and greenhouse gases on ozone -- on today's Earth and Sky. DB: This is Earth and S
(科普英语)Earth and Sky
Jackie: Welcome to BBC Learning English dot com and another chance to hear Insight Plus - a series, first broadcast in 2001 that looks at the language of issues you hear about in the news. The earth is in danger. And some say the greatest threat is
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The Group-of-20 leaders, representing the world's major industrialized nations and large developing countries, will meet in Washington this weekend to discuss measures to restore global financial stability. Europe has taken the lead in pushing for t
VOA标准英语2008年(十一月)
By George Dwyer Washington, DC 25 January 2006 watch Economic Forum report Business leaders from around the world are in Davos, Switzerland this week for the annual meeting of the World Economic Forum
2006年VOA标准英语（一月）
By Nico Colombant Kano, Nigeria 18 April 2007 A police official in northern Nigeria says security forces have chased away foreign religious radicals outside the main city of Kano, restoring order ahead of Saturday's presidential election. The clashes
2007年VOA标准英语（四月）
By Scott Stearns White House 28 September 2007 President Bush says the challenges of global climate change are best addressed by each nation making its own choices about reducing emissions. VOA White House correspondent Scott Stearns reports, that is
2007年VOA标准英语（九月）
Worries about the health of the global economy are again taking their toll on the world markets. Following earlier drops in Asia, European indexes are down across the board. For VOA, Tom Rivers in London reports. The reason for the global gloom rest
VOA标准英语2008年(十一月)
Global stock markets are rallying on expectations that coordinated fiscal stimulus measures in Asia, Europe and America will cushion the impact of the economic slowdown. An employee of Korea Stock Exchange reacts in front of a screen showing raising
VOA标准英语2008年(十二月)
Hundreds of political leaders, businessmen and economists have gathered in South Africa for the World Economic Forum on Africa. The three days of discussions in Cape Town this year are focused primarily on the world economic downturn and how to less
VOA标准英语2009年(六月)
The global financial crisis has drained the world's capacity to deal with further shocks, according to the World Economic Forum's new Global Risks Report. The Forum says 20th century systems are failing to manage 21st century risks. In this year's Gl
VOA标准英语2011年(一月)
Human Rights Trial in Guatemala Could Set Global Precedent Chanting justice, justice, protesters in Guatemala City reacted angrily to the suspension of the trial earlier this month. The protesters, mainly indigenous people, want the 86-year-old forme
VOA标准英语2013年(四月)
By Lisa Schlein Geneva 27 November 2007 The Global Fund to Fight AIDS, Tuberculosis, and Malaria reports nearly every family with children in Africa soon could have a bed net to protect against malaria. The Geneva-based Global Fund says it has delive
VOA常速英语2007年（十一月）
By Paul Sisco Washington 17 December 2007 2007 was a year notable for further evidence about global warming, terrestrial and extraterrestrial discovery and scientific breakthroughs. VOA's Paul Sisco takes a look back at some of the top science storie
VOA常速英语2007年（十二月）
HELSINKI, Jan. 27 (Xinhua) -- Nokia Corp.'s global market share of mobile phones shrank(收缩) by 4 percent in the 4th quarter of 2010, the world's largest mobile phone maker said Thursday. Nokia said in its 2010 annual report that its global market
英语新闻
By Kurt Achin Jeju, South Korea 14 September 2007 Global warming is often in the news these days, usually in connection with changing, and sometimes destructive, weather patterns. But the World Health Organization says rising temperatures also have a
2007年VOA标准英语（九月）
Russia calls for global unclear terror prevention mechanism MOSCOW, Sept. 28 (Xinhua) -- Russia on Friday called for a preventive mechanism to counter nuclear terrorism threats at the end of international exercises in countering nuclear terrorism. Hi
英语新闻
The Prime Ministers of Hungary and Slovakia have agreed to tackle extremism as part of efforts to overcome their countries' worst diplomatic crisis in years. They made the announcement following a meeting at the Hungarian-Slovak border Thursday. Bot
VOA标准英语2009年(九月)
The head of the International Monetary Fund says the global economy has entered a dangerous phase in which advanced economies risk slipping into a new recession that also would hurt developing nations. IMF Managing Director Christine Lagarde said Thu
英语新闻
BEIJING, March 12 (Xinhua) -- China will strive to become a leader in global shipbuilding by 2015, the country's industrial authority said Monday. Over the next three years, the industry's structure will become more rational, and its innovation and o
英语新闻