单词：tetragonal enantiomorphy
单词：tetragonal enantiomorphy 相关文章
07 牙病的预防与治疗 DATE=2-27-01 TITLE=SCIENCE IN THE NEWS #2113 - (1)Dental Health BYLINE=Nancy Steinbach VOICE ONE: This is Sarah Long. VOICE TWO: And this is Bob Doughty with Science in the
科技之光
Education Report - A Social Network Aims to Speed Up Progress in Science This is the VOA Special English Education Report. A few years ago, a university researcher was having problems with an experiment that involved medical imaging. His adviser and
2011年VOA慢速英语(四)月
Health Report - World Health Organization Urges Countries to Vaccinate Children 健康报道 - 世卫组织督促各国为儿童接种疫苗 From VOA Learning English, this is the Health Report. 这里是美国之音慢速英语健康报道。 The Wo
2013年VOA慢速英语(四)月
Health Report - What Happens When TB Becomes Untreatable? 健康报道 - 抗药性肺结核病蔓延 This is the VOA Special English Health Report. 这里是美国之音慢速英语健康报道。 In December, doctors in Mumbai, India, reported about
2012年VOA慢速英语(二)月
By Al Pessin Washington 18 January 2006 A US Marine, left, patrols with soldiers of the Iraqi Army in the streets in Husaybah, Iraq The top civilian official in charge of the U.S. army says the force
2006年VOA标准英语（一月）
By Chad Bouchard Yogyakarta 06 June 2006 The first wave of relief to earthquake areas in Central Java has focused on food and medicine. Now a second wave of volunteers is tending to a need they say is
2006年VOA标准英语（六月）
By Barry Unger Washington, DC 04 December 2006 watch Student Mental Health College can be a stressful time for many young people. Students are away from home for the first time, and have to deal with increased responsibility, as well as a heavier wo
2006年VOA标准英语（十二月）
By Mil Arcega Washington, DC 08 September 2006 watch Pentagon Survivors report Americans will mark the anniversary of the September 11th, 2001 terrorist attacks in many ways. Some will attend church services. Others will take part in marches and mem
2006年VOA标准英语（九月）
Health Report - Children of AIDS Face Mental Health Needs 健康报道 - 艾滋病家庭儿童面临严重心理健康问题 This is the VOA Special English Health Report. 这里是美国之音慢速英语健康报道。 Thirty years ago this week, p
2011年VOA慢速英语(六)月
By Paula Wolfson White House 24 April 2006 President Bush is making a renewed push for legislation to reform the country's immigration laws, as members of Congress head back to Washington after a holi
2006年VOA标准英语（四月）
By VOA News 24 January 2007 Good evening. James Webb I'm Senator Jim Webb, from Virginia, where this year we will celebrate the 400th anniversary of the settlement of Jamestown - an event that marked the first step in the long journey that has made
2007年VOA标准英语（一月）
By Stephanie Ho Beijing 20 June 2008 The World Health Organization is praising the Chinese government for taking immediate steps to halt the outbreak of infectious diseases in the aftermath of the huge earthquake that struck southwestern Sichuan pro
VOA标准英语2008年（六月）
Inclusive Camp Welcomes Special Needs Children Many school children in the United States go to camp during the summer months, but what makes Camp Accomplish unique is that it brings children with disabilities together with those without disabilities.
VOA标准英语2011年(八月)
By Alisha Ryu Nairobi 14 March 2007 Government officials in Kenya are vehemently denying media reports that a man, believed to be a close associate of one of the three most wanted al-Qaida operatives in east Africa, has been arrested in the coastal
2007年VOA标准英语（三月）
BBC Learning English Weekender Queen's Official Birthday Callum:Hello, I'm Callum Robertson and this is Weekender. A few weeks ago I celebrated my birthday. I don't feel any older, but now when I write my age I have to add an extra number. For some
Weekender
Yemeni officials say they are releasing about 170 detainees with suspected ties to al-Qaida, two weeks after al-Qaida said it would use Yemen as its base of operations for the Arabian peninsula. One Yemeni official, who asked to remain anonymous, to
VOA标准英语2009年(二月)
SCIENCE IN THE NEWS - November 26, 2002: Dental Health By Nancy Steinbach VOICE ONE: This is Steve Ember. VOICE TWO: And this is Bob Doughty with Science in the News, a VOA Special English program abo
科技之光
By Dan Robinson Capitol Hill 08 September 2006 A report by a Senate committee says there is no evidence former Iraqi dictator Saddam Hussein had any relationship with the al-Qaida terrorist leader Abu Musab al-Zarqawi or his associates before the U.
2006年VOA标准英语（九月）
By Deborah Tate Capitol Hill 16 May 2006 Patrons at El Portal restaurant watch President Bush deliver his immigration speech Monday The U.S. Senate is supporting President Bush's call for a comprehens
2006年VOA标准英语（五月）