单词：methyl pyrocatechol
单词：methyl pyrocatechol 相关文章
Technology Report - Paying Tech Talents to Drop Out of College 科技报道 - 泰尔资助科技奇才辍学创业 This is the VOA Special English Technology Report. 这是美国之音慢速英语科技报道。 What do Bill Gates, Steve Jobs and Lar
2011年VOA慢速英语(五)月
AS IT IS 2016-10-01 Report: Smoking May Permanently Damage Genetic Material 报告称吸烟或永久性损伤你的遗传物质 Here is another reason to not light up a cigarette. Smoking can permanently damage your genetic material, according to a n
2016年VOA慢速英语(十)月
This is Scientific Americans 60-Second Science. Im Cynthia Graber. This will just take a minute. Saliva contains many useful components: lubricants, enzymes for breaking down food and now compounds that can reveal a persons age. Thats according to a
Scientific American(六)月
Ever get a sour stomach after your morning coffee? Well, you might end up switching to a dark roastbecause that coffee concoction may leave you with a happier tummy. That's according to the research presented at the American Chemical Society meeting
Scientific American(三)月
You may have heard that humans and chimpanzees have something like 96 percent of our DNA in common. So why, then, are diseases like cancer so common in humans but so rare in chimps? If our DNA is nearly identical, shouldnt we be at risk for many of t
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Egyptian archaeologists have discovered the bottom part of an unknown pyramid in the Sakkara area about 18 miles south of Cairo. NationalGeographic explorer-in-residence Dr. Zahi Hawass, the Secretary General of the Egyptian Supreme Council for Anti
国家地理2008年
Stomach Cells Happier with Dark Roast Coffee Ever get a sour stomach after your morning coffee? Well, you might end up switching to a dark roastbecause that coffee concoction may leave you with a happier tummy. That's according to research presented
60秒科学
M Madasiatic acid 崩大碗酸 Magnoflorine 木兰花碱 Magnolia cortex P.E 厚朴提取物 Magnolol 厚朴酚 Maitake mushroom P.E 灰树花提取物（舞茸提取物） Malonyl Oleanolic acid Hemi
医务英语
AGRICULTURE REPORT - Restrictions on Methyl Bromide By Mario Ritter Broadcast: Tuesday, March 16, 2004 This is Steve Ember with the VOA Special English Agriculture Report. Graphic Image Some chemicals
农业与发展
By Caty Weaver Broadcast: September 12, 2003 This is Bob Doughty with the VOA Special English Environment Report. Scientists in the United States have reported some good news about the 1)ozone in the
VOA2003（下）-环境与健康
Technology Report - Students Compete to Find Tech Solutions for World Problems 科技报道 - 微软创新杯带领学生们以科技解决世界棘手问题 This is the VOA Special English Technology Report. 这里是美国之音慢速英语科技报道
2011年VOA慢速英语(七)月
This is the VOA Special English Education Report. 这里是美国之音慢速英语教育报道。 The Southeast Asian English Olympics begin Monday in Jakarta. High school and university students will compete to demonstrate their English skills at t
2011年VOA慢速英语(二)月
TechnologyReport-StudentsCompetetoFindTechSolutionsforWorldProblems 科技报道 - 微软创新杯带领学生们以科技解决世界棘手问题 This is the VOA Special English Technology Report. 这里是美国之音慢速英语科技报道。 Hun
2011年VOA慢速英语(九)月
By William Ide Washington 10 April 2007 The U.S. Holocaust Museum has launched a joint project with Google's satellite imagery Web site Google Earth to promote awareness of the crisis in Darfur and give the public a new perspective on the death, disp
2007年VOA标准英语（四月）
By Poupeh Missaghi and Jim Bertel Washington, DC 20 September 2006 watch Holocaust Museum report One of the most visited museums in Washington, D.C. is dedicated to the Holocaust, the state-led systematic persecution and murder of approximately six
2006年VOA标准英语（九月）
By Peter Heinlein United Nations 29 January 2007 The United Nations has held observances to mark the International Day of Commemoration of Victims of the Holocaust. VOA's correspondent at the U.N. Peter Heinlein reports. The U.N. General Assembly Ha
2007年VOA标准英语（一月）
More than 100 former U.S. soldiers who liberated Nazi death camps during World War II were honored this week in Washington, D.C. The veterans recalled the horrors they witnessed 65 years ago when they encountered the victims of the Holocaust. The fla
VOA标准英语2010年(四)月
Science and Technology Epigenetics and stress Baby blues 科技 外因遗传与压力 新生儿蓝调曲 A mother's stress while she is pregnant can have a long-lasting effect on her children's genes 母亲孕期压力过大会对孩子的基因造成长
经济学人科技系列
Body Clock Provides Clues to Aging 生物钟提供衰老的线索 If youre searching for the fountain of youth, you might find it in your DNA. Thats according to a new study that sheds light on the biological clock ticking in our genomes, why our bod
VOA常速英语2013年(十月)
Shooting at US Holocaust museum 美国浩劫纪念品博物馆枪击事件 US Park Police Sergeant David Schlosser describes the shootingA gunman armed with a rifle has shot and killed a guard inside Washington DC's Holocaust museum before being wounded in turn,
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