单词：cellmarks
(cellmark 的复数)
单词：cellmarks 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
My Attitude towards to Marks 我的分数观 For our students, marks is above everything. Teachers will judge us from our marks. With marks we can be enrolled into junior middle schools. With marks, we can be enrolled into senior middle schools. With
英语演讲
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
Grammar Girl here. Today's topic is single quotation marks versus double quotation marks. Cyndy left this message on the MyChingo line: Hey Grammar Girl. I would love for a future topic to be on the use of quotes versus, I don't know, the single quot
英语语法 Grammar Girl
By Stefan Bos Ukraine Border 21 December 2007 Celebrations are being held across Eastern Europe as the European Union on Friday formally lifted border checks with nine of its newest member states, most of them former Communist countries. But despite
VOA常速英语2007年（十二月）
In 1855, a book of poetry appeared that captured the soul of America, and expanded the possibilities for all poetry. I celebrate myself, and what I assume, you shall assume. For every atom belonging to me as good belongs to you. Walt Whitman's LEAVES
2005年NPR美国国家公共电台
AS IT IS 2016-08-10 What Are Those Marks on the Olympic Athletes? American swimmer Michael Phelps has won more Olympic medals than anyone in history. On Sunday night, he added another gold medal as a member of the USA 4x100-meter freestyle relay team
2016年VOA慢速英语(八)月
AS IT IS 2015-10-17 President Park's Visit Marks US-South Korea Ties South Korean President Park Geun-hye visited the White House for a meeting with President Barack Obama Friday. The visit marks the South Korean leaders second visit to Washington si
2015年VOA慢速英语(十)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）
Joey DeFrancesco Marks Milestone Birthday with '40' On his latest album, DeFrancesco sounds better than ever as he swings through an update of the Ray Charles hit, I Got A Woman. He turned 40 in April and recorded 40 two months later. He was anything
VOA标准英语2012年(一月)
LULU GARCIA-NAVARRO, HOST: Fifty years ago today, a mule train of covered wagons left the small town of Marks, Miss., headed for the nation's capital. It was fulfilling the mission of the Rev. Martin Luther King Jr. to draw attention to the impoveris
2018年NPR美国国家公共电台5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）
'Hesitation Marks' Worth the Long Wait'Hesitation Marks'值得期待 In 2009, Trent Reznor shocked his fans by deciding to stop touring with his band Nine Inch Nails. Instead, he turned his attention to other projects, which included co-composing the
VOA常速英语2013年(九月)
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
By Luis Ramirez Bangkok 05 December 2007 Thailand's King Bhumibol Adulyadej, the world's longest-reigning monarch, marked his 80th birthday Wednesday with a warning that political disunity can lead to disaster in his country. Thailand is moving to he
VOA常速英语2007年（十二月）
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
By Carol Pearson Washington 04 April 2008 April second marked World Autism Day -- a day set aside by the United Nations to raise awareness of this bio-neurological disorder that impacts the development of the brain. Some countries have designated the
VOA常速英语2008年（四月）
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
May 3 marks the 70th anniversary of the beginning of the International Military Tribunal for the Far East, better known as the Tokyo Trials. To honor the occasion, China released a series of books related to the transcripts of the proceedings in Shan
cctv9英语新闻2016年