单词：cell-deaths
[胚] 细胞死亡
单词：cell-deaths 相关文章
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
VOA2003（下）-环境与健康
Health Report - Study Links Smoking to Millions of TB Deaths 健康报道 - 一项研究称吸烟和肺结核病死亡有直接联系 This is the VOA Special English Health Report. 这里是美国之音慢速英语健康报道。 The World Health Org
2011年VOA慢速英语(十一)月
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
国家地理2008年
DEVELOPMENT REPORT – December 2, 2002: Afghanistan and Maternal Deaths By Jill Moss This is the VOA Special English Development Report. Afghanistan has one of the highest death rates in the world am
农业与发展
Broadcast: Apr 07 2003 The World Health Organization, is calling for urgent international action to prevent millions of children from dying every year as a result of environmental hazards. The WHO is
VOA2003（上）-健康之旅
By Lisa Schlein Geneva 29 October 2007 The Health Metrics Network, a global partnership sponsored by the World Health Organization, is launching a drive to get countries to register all births and deaths. The World Health Organization says newborn ba
2007年VOA常速英语（十月）
1. It's a slippery commute this morning in the Northeast. A mix of snow, sleet and freezing rain is leaving a layer of ice on roads from Washington to New York. Forecasters say Boston could get up to four inches of snow, and New Hampshire could see m
美联社新闻一分钟2011(一月)
Ethiopia Cuts Child Deaths by Two-Thirds埃塞俄比亚三分之二削减儿童死亡 28 February, 2014 2014年2月28日 Hello again, and welcome to As It Is from VOA Learning English. I'm Steve Ember in Washington. 大家好，欢迎，因为它是来
2014年VOA慢速英语(三)月
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2008年（五月）
US Cancer Deaths Decline U.S. cancer deaths continue to drop, according to the American Cancer Society. The new report shows a slow reduction in death rates from the most deadly kinds of cancers. Over the past five years, the death rate for men decli
VOA标准英语2012年(一月)
Tobacco-Caused Deaths Projected to Increase Further Virtually all experts on tobacco use recognize it as the single most preventable cause of death worldwide. At the American Cancer Society, Nathan Grey focuses on global health issues. Each year, tob
VOA标准英语2012年(六月)
As Global Deaths Decline, AIDS Research Funding Slips As the United Nations marks World AIDS Day this year (Dec. 1) it is celebrating a major milestone: a drop in the number of AIDS-related deaths around the world. But funding for continued AIDS rese
VOA标准英语2011年(十一月)
A European medical society has expressed alarm at the widespread opposition in Europe against the swine flu vaccine. Meanwhile, experts say the number of deaths in Europe from the H1N1 virus are doubling every two weeks. Lisa Bryant | Paris 25 Novem
VOA标准英语2009年(十一月)
India Leads World in Most First-Day Newborn Deaths Afsana Begum lost her second son to jaundice, just a month after he was born in a neighboring slum. Now pregnant again, she is determined that her baby enter the world in a safer environment. If you
VOA标准英语2013年(五月)
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
2007年VOA常速英语（十月）
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
VOA常速英语2008年（四月）
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
英语新闻
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
趣味英语
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
英语新闻
Related reading: BEIJING, April 5 (Xinhua) -- Floods, hail and mudslides in seven south China provinces since Friday have caused three deaths, leaving three others missing, said the Ministry of Civil Affairs on Tuesday. Downpours triggered floods and
cctv9英语新闻2016年