单词：ethylidene-diamine
单词：ethylidene-diamine 相关文章
By Jill Moss Broadcast: November 24, 2003 This is Robert Covent with the VOA Special English Development Report. The World Health Organization says it expects two times as many cases of 1)diabetes in
VOA2003（下）-发展与科学
AS IT IS 2014-05-25 Scientists Search for New Ways to Stop Mosquitoes 科学家们寻找新的方法来对付蚊子 The sound of a mosquito can mean trouble in many parts of the world. The bite of a mosquito can be deadly. Today, we will hear about s
2014年VOA慢速英语(五)月
美科学家研发新一代驱蚊剂 In many regions of the world, mosquitoes are a seasonal pest. In other regions, they carry serious diseases like malaria. The World Health Organization estimates that almost 630,000 people died of malaria-related
VOA双语新闻 2014年1月
Sorry,there is not text temporarily, Please help tingroom to look for it! 如果您能找到更好的听力原文，请发贴到 听力原文收集区 ，您将会获得10到30积分的奖励! Thank you！
英文魔法师字源大挪移
美国之声夺得亚军的亚裔美女Dia Frampton单曲《The Broken Ones》 I know they've hurt you bad. Wide, the scars you have. Baby let me straighten out your broken bones, All you faults to me make you more beautiful. I can't help it, I love
英文好歌推荐-百听不厌的英文歌曲
SCIENCE IN THE NEWS - Diabetes and Alzheimer's / Treatment for Alzheimer's / No Link between Vaccine and Autism By Broadcast: Tuesday, May 25, 2004 VOICE ONE: This is SCIENCE IN THE NEWS, in VOA Speci
科技之光
By Robert Raffaele Washington, DC 08 February 2008 American medical researchers say they are stunned by the results of a major government study on diabetes and heart disease. They hoped to prove that a long-trusted form of treatment for lowering blo
VOA常速英语2008年（二月）
Scientists have identified a unique genetic mutation in about 10 percent of people with type 2 diabetes(糖尿病) studied in the United States and Europe. The discovery could help some people learn if they are at risk of developing diabetes so they
英语新闻
BEIJING, June 28 (Xinhuanet) -- The figure of adults with diabetes has risen to 347 million worldwide, which is more than doubled in the past three decades, according to a study published in the British journal Lancet. The study, which analyzed data
英语新闻
By Rory Byrne Phnom Penh 22 March 2007 On the face of it, Cambodia should be devastated by AIDS. Brothels are commonplace in the impoverished country, illegal drugs are widely available, and government spending on health care is only about two dollar
2007年VOA标准英语（三月）
Researcher correlates even moderate amounts of sweet beverages with greater likelihood of developing gestational diabetes Rose Hoban | Washington, DC 21 December 2009 Soft drinks have become a staple of diets in both wealthy and poorer countries. Now
VOA标准英语2009年(十二月)
Promising Mosquito Repellent Announced美科学家研发新一代驱蚊剂 In many regions of the world, mosquitoes are a seasonal pest. In other regions, they carry serious diseases like malaria. The World Health Organization estimates that almost 6
VOA标准英语2014年(一月)
One Police stops on police vehicle outside one Victoria's Bar. After the preparation, as necessary arrests?, this liquor drive slightly mixes. Suddenly he sees to have a young people shakely goes out from bar, spend the many figures only then finds
白领英语晨读
By Greg Flakus Houston 29 February 2008 Leaders of the US energy industry met in Houston Thursday for what was billed as a presidential summit on energy issues, but they drew only one candidate, Senator Hillary Clinton. As VOA's Greg Flakus reports f
VOA常速英语2008年（二月）
A five-year study aimed at finding ways to reduce some complications of diabetes tried several approaches but failed to reduce the risk of heart attack and stroke. But the study did identify some effective ways to reduce common vision, kidney, and ne
VOA标准英语2010年(七)月
On its website, a history of the company makes no mention of leador indeed of Thomas Midgleybut simply refers to the original product as containing a certain combination of chemicals. 在它的网站上，公司的历史没有提及铅──也没有提
万物简史
By counting back through these layers and measuring the amount of lead in each, he could work out global lead concentrations at any time for hundreds, or even thousands, of years. The notion became the foundation of ice core studies, on which much mo
万物简史
Lead is a neurotoxin. Get too much of it and you can irreparably damage the brain and central nervous system. Among the many symptoms associated with overexposure are blindness, insomnia, kidney failure, hearing loss, cancer, palsies, and convulsions
万物简史
If you were going to a restaurant and wanted a healthier option, 如果你去饭店，你想吃得健康一点， which would you choose, grilled or fried chicken? 你会选择哪种食品呢，烤鸡还是炸鸡？ Now most people would answer grill
TED演讲教育篇