单词：inner cell mass
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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
Stand Clear Of The Doors: TV Finally Gets On Board With Mass Transit play pause stop mute unmute max volume 00:0003:47repeat repeat off Update Required To play the media you will need to either update your browser to a recent version or update your F
2016年NPR美国国家公共电台12月
Dealing with a Mass Transit Strike Marge: Where have you been? You should have been home over two hours ago! Homer: Ive been trying to get home. Havent you been watching the news? The transportation workers union has voted to strike. There was a mass
2014年ESL之旅行交通购物
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
A gunman in Texas shot and killed 26 people in a church in the small community of Southerland Springs, Texas on Sunday. At least 20 people were injured in the shooting. Victims included children and the elderly. The suspected gunman is also dead. The
2017年VOA慢速英语(十一)月
Mass School Shootings Mostly in Small US Towns In the United States, mass school shootings are most likely to happen in small towns and suburban areas. One example is the shooting last week at a high school in Santa Fe, Texas. Ten people died in the
2018年VOA慢速英语(五)月
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
2007年VOA标准英语（九月）
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）
DAVID GREENE, HOST: We now know that the man who killed 26 people in a tiny Texas church on Sunday had been court-martialed and discharged from the Air Force for assaulting his wife and child. And authorities say that Devin Patrick Kelley sent threat
2017年NPR美国国家公共电台11月
MICHEL MARTIN, HOST: In Thousand Oaks, Calif., Wednesday, 12 people were killed in a Western-themed bar before the shooter is believed to have turned the gun on himself. It has become an all-too-common scene. According to Gun Violence Archive, an ind
2018年NPR美国国家公共电台11月
Really Mass Media In London last week at the World Conference of Science Journalists, Philip Hilts, the director of the Knight Science Journalism Program at M.I.T., reviewed the worldwide state of Internet and cell phone use, two of the major ways p
60秒科学
By Gilbert da Costa Abuja 11 September 2006 Federal workers in Nigerian are bracing themselves for mass layoffs following a weekend announcement that some 15,000 workers are to be let go this month. Union officials are reacting angrily to the plan a
2006年VOA标准英语（九月）
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）
By Barbara Schoetzau New York 20 April 2008 Pope Benedict XVI ended his six-day visit to the United States with a jubilant mass at the 57,000-seat Yankee Stadium. From VOA's New York Bureau, correspondent Barbara Schoetzau reports the leader of the w
VOA常速英语2008年（四月）
China opposes proliferation of weapons of mass destruction: FM spokesman BEIJING, Nov. 14 (Xinhua) -- China opposes the proliferation of weapons of mass destruction and their means of delivery, Foreign Ministry spokesman Hong Lei reiterated at a regu
英语新闻
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
A mass rally and parade has been held in DPRK's capital a day after the Worker's Party wrapped up its first congress in 36 years. Hundreds of thousands of people were seen marching through the main ceremonial square. Participants in Pyongyang practic
cctv9英语新闻2016年