Fuel Cell Cost-Cutting

By Caty Weaver Broadcast: July 25, 2003 This is Bill White with the VOA Special English Environment Report. Researchers say they have found a way to reduce the cost of some 1)fuel cell production. The

国家地理-2008-05-24 Fuel Cell 聚焦燃料电池

For something that could revolutionize the world, its come along very slowly. The fuel cell was invented in 1839, but there was little development until the 1950s when NASA started to use them in space where they are still used today. Now, after yea

亚马逊CEO成全球第二大富豪，直追比尔盖茨!

Amazon CEO Jeff Bezos is now the second richest man in the world after overtaking Amancio Ortega and Warren Buffett, according to Bloomberg's Billionaires Index. 彭博亿万富翁指数显示，亚马逊首席执行官杰夫贝佐斯超越阿曼西奥

2007年VOA标准英语-Too Much Cell Phone Use May Cause Hearing Loss

By Carol Pearson Washington 25 September 2007 A lot of people wonder about the impact cell phones might have on their health. And now a new study shows that heavy mobile, or cell, phone use may result in hearing loss. VOA's Carol Pearson reports. As

VOA标准英语2008年-Cell Phones Allow Countries to 'Leapfrog' Techn

By Bill Rodgers Washington 19 May 2008 Cell phones are an example of what is sometimes now called leapfrog technology, a product that allows developing nations the benefits of a reliable and extensive communications network without the heavy investme

VOA标准英语2010年-Mexican-American Artist Brings Immigra

The Latino experience is a common theme for Mexican-American artist Tony Ortega. His work often examines the overlooked contributions of people - especially immigrants - who do manual labor. An exhibit of of Ortega's work in Boulder, Colorado, is pro

VOA标准英语2009年-Michael Jackson Returns in 'This Is It'

By Penelope Poulou Washington 31 October 2009 Michael Jackson in the new movie This is It Four months after Michael Jackson's sudden death, a film on his final days has opened around the globe. The movie called This Is It will play for two weeks onl

美国国家公共电台 NPR With Federal Funds Cut, Others Must Lead Health Insurance Sign-Up Efforts

MELISSA BLOCK, HOST: Starting November 1, people will be able to enroll in health insurance for next year on the Affordable Care Act marketplace. In Texas, officials from the federal government used to get the word out. This year, though, that work i

美国国家公共电台 NPR Are There Risks From Secondhand Marijuana Smoke? Early Science Says Yes

DAVID GREENE, HOST: And let's stay here in California, which is one of more than 20 states where marijuana is legal in some form, which, of course, means people can be exposed to marijuana on the street. So what about secondhand smoke? Is that a conc

美国国家公共电台 NPR Supreme Court To Decide If Mexican Nationals May Sue For Border Shooting

RACHEL MARTIN, HOST: In 2010, a U.S. Border Patrol agent shot and killed an unarmed 15-year-old boy who was standing on the Mexican side of the border. Between 2005 and 2013, there were 42 of these cross-border shooting deaths. Today, the U.S. Suprem

经济学人:一周要闻 加拿大娱乐用大麻合法化 哥伦比亚总统选举近况

Ivan Duque, a conservative who opposes parts of the peace agreement between Colombias government and the FARC guerrilla group, won the countrys presidential election. 保守派人士伊万杜凯(Ivn Duque)赢得了哥伦比亚的总统选举，他反对

奥特加再次竞选尼加拉瓜总统

Ortega Aims for Nicaraguan Presidency, Again Catherine Elton Managua 8 Aug 2001 14:45 UTC A decade after he was 1)voted out of office in Nicaragua, Sandinista leader Daniel Ortega is asking Nicaraguan

三个中美洲国家决定开发丰塞卡湾

MANAGUA, May 8 (Xinhua) -- The presidents of three Central American nations -- Nicaragua, Honduras and El Salvador -- agreed Wednesday to create a tri-national development zone in the Gulf of Fonseca, which all of the three share. In an official decl

VOA常速英语2007-Conference Says Stem Cell Research is Robust

By Victoria Cavaliere New York 16 October 2007 An annual stem cell research conference in New York has been bringing together some of the field's top scientists to discuss breakthroughs in stem cell research and what proponents call its long-term app

VOA常速英语2008年-FCC Approves Cell Phone Alert System

By Paul Sisco Washington 17 April 2008 Federal regulators in Washington have approved plans to upgrade the nation's Emergency Alert System to include text messages to cellphones and other mobile devices. VOA's Paul Sisco has more in this Searching fo

2007年VOA标准英语-Nicaragua Welcomes Iranian Aid

By Bill Rodgers Washington 09 August 2007 Iran has pledged tens of millions of dollars in aid for infrastructure projects in Nicaragua in a move viewed with alarm in some quarters. Nicaraguan President Daniel Ortega, who was a Cold War nemesis for Wa

2006年VOA标准英语-Nicaragua Presidential Election Could Return Sa

By Bill Rodgers Washington, DC 03 November 2006 watch Nicaragua Election Preview Former leftist Nicaraguan leader Daniel Ortega could return to power if he wins Sunday's presidential election. The opposition is divided and Ortega appears to hold a s

Researchers make sperm from stem cell in dish

WASHINGTON, Aug. 4 (Xinhua) -- Researchers have found a way to turn mouse embryonic stem cells into sperm and this finding opens up new avenues for infertility research and treatment, according to astudy published Thursday in the online edition of jo

Turn Off Your Cell Phone 关掉你的手机

Turn Off Your Cell Phone 关掉你的手机 We went to the movie the other night. I sat in an aisle seat as I usually do, because it feels a little roomier. Just as the feature was about to start, a blonde from the center of the row got up and starte

U.S. researchers discover human lung stem cell

WASHINGTON, May 11 (Xinhua) -- Researchers at Brigham and Women 's Hospital (BWH), a teaching affiliate of Harvard Medical School, have identified(鉴定) a human lung stem cell that is self-renewing and capable of forming and integrating multiple bi