单词：acetylethylenimine
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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
A Abrine 相思豆碱 O-Acetyl-3,6-di-O-β-D-xylopy-rano- astragaloside O-乙烯 3,6-双氧-β-D- 吡喃木糖基绵毛黄芪甙 Acetylastragaloside 乙酰黄芪甙 N-Acetyl-D-Glucosamine N-乙酰氨基
医务英语
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
经济学家Eleni Gabre-Madhin概述了她将在埃塞俄比亚建立第一个商品市场的雄心愿景。她的计划将会创造财富，把农民的风险降到最低，并把世界最大的食品援助接受国转变成一个地区性的食品篮
TED公开课:贫穷至进步
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
RIO DE JANEIRO, July 19 (Xinhua) -- The Sao Paulo soccer team proudly presented Denilson on Tuesday. Denilson, who left Sao Paulo in 2005 at the age of 18 to play for England's Arsenal, claimed that he was unsatisfied at Arsenal and with head coach A
英语新闻
BEIJING, July 20 (Xinhua) -- A senior Chinese official has urged local governments to make more efforts to transform the economic development pattern and maintain steady economic growth. He Guoqiang, a member of the Standing Committee of the Politica
英语新闻
Senior leader launches high-end automobile production base BEIJING, Oct. 27 (Xinhua) -- Senior leader Jia Qinglin has officially launched a high-end production base for Beijing Automotive's Chinese branded automobiles. Jia, a member of the Standing C
英语新闻
BEIJING, June 8 (Xinhua) -- Senior Chinese leader Jia Qinglin has urged the country's aerospace science workers to strive for more breakthroughs in core technologies by taking an independent innovative approach. Jia, a member of the Standing Committe
英语新闻
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
BEIJING, Aug. 22 (Xinhua) -- A senior official of the Communist Party of China (CPC) has urged local political consultative organizations to promote their successful experiences and use them in their daily work. Wang Gang, vice chairman of the Nation
英语新闻
NANCHANG, Feb. 28 (Xinhua) -- Senior Chinese official Li Changchun has called for efforts to boost tourism in the country's sites of revolutionary history. Li, a member of the Standing Committee of the Political Bureau of the Communist Party of China
英语新闻
BEIJING, Jan. 4 (Xinhua) -- Senior Chinese leader Li Changchun on Wednesday called for more efforts to strengthen the Internet construction and management and promote a healthy online culture. Li, a member of the Standing Committee of the Political B
英语新闻
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