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Our first story, there's been an apparent chemical weapons attack in the Middle Eastern nation of Syria. We've been covering the country's civil war for years. It started in 2011. The United Nations estimates that 400,000 Syrians have been killed and

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Broadcast: Jan 29, 2003 The use of insects as agents of warfare is not a new idea. In the 2) Biblical story of the 3) Exodus, one of the 4) plagues visited upon the Egyptians was a horde of 5) locusts

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本讲为 2006 年下半年新的教学内容，请对照教材、练习册和语法书听录音！ 1. Data from previous animal experiments is used to develop a computer model which will predict what

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UN Team Faces Tough Task in Syrian Chemical Probe There were survivors of what the Syrian government says was a chemical weapon attack by rebels on the northern town of Kahn al-Asal. Many of the people rushed to a hospital in nearby Aleppo had breath

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追踪叙利亚内战 化学武器成焦点 play pause stop mute unmute max volume 00:0002:38repeat repeat off Update Required To play the media you will need to either update your browser to a recent version or update your Flash plugin. We're starti

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English英语 Japanese日语 Chinese语文 mathematics数学 science理科 gymnastics体育 history历史 algebra代数 geometry几何 geography地理 biology生物 chemistry化学 physics物理 physical geography地球物理 literature文学 sociolo

Evidence of Japanese Germ Warfare Found in China

Chinese researchers say they have uncovered more evidence of the use of germ warfare by Japanese forces in southwestern China's Yunnan during the Second World War. Su Yi has more. The findings by researchers are suggesting the wide-spread use of prot

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Passage Transcript biochemistry is a very specific area of chemical science which, studies the interactions of biological systems with chemical components, and which also determines, which chemical components and, how interacts with the human body an

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Bad Things Come in Small Packages 拆信小心！ While most armies in the world shun their use, and military authorities exclude them from warfare, the technology to produce biological and chemical w

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But despite the Mongol's attempts to master siege warfare, the Chinese were still much more advanced in their military technology. They responded by filling bombs with crude oil, molten metal, chemica

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1. Former security guard Richard Jewell has died. Jewell was erroneously linked to the 1996 Olympic bombing at Atlanta. He was found dead in his Georgia home. The county coroner says he died from natural causes. 2. It was a day of silence and somber

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By Suzanne Presto New York 30 August 2007 FBI agents were called to a United Nation's building near the headquarters Thursday to remove vials of a possibly hazardous material found in weapons inspectors' offices. From VOA's United Nation's bureau, Su

2006年VOA标准英语-UN Leader Warns of Biological Weapons Threat

By Lisa Schlein Geneva 20 November 2006 U.N. Secretary-General Kofi Annan is urging nations to do more to combat biological weapons, and to create global safeguards to keep them out of terrorist hands. Kofi Annan at a review conference on Biological

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Carthage was the richest and mightiest city for miles around and the Romans referred to its Phoenician inhabitants as Punics. 迦太基是远近一带最富有、最强大的城市，罗马将它的腓尼基居民称为布匿人。 Its ships went far

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US Snub of Racism Conference Sparks Criticism of Bush Administration Jim Malone Washington 1 Sep 2001 U.S. Secretary of State Colin Powell ' s decision not to attend the international racism conferenc

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UN Conference Fails To Strengthen Biological Weapons Treaty Lisa Schlein Geneva 17 Aug 2001 20:15 UTC Representatives from 56 nations have failed to achieve an agreement on strengthening a treaty to 1

Iran Shows Footage of Purported US Drone

Iranian state television on Thursday released the first images of what it said was a U.S. unmanned reconnaissance drone downed on Sunday along Iran's eastern border after it made a brief incursion into its airspace. The footage shows Iranian military

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Caterpillar VS Plant 植物大战毛毛虫 If you have kids, youve probably read the children's book: The Very Hungry Caterpillar , see, at least five thousand times. If you havent had the pleasure, heres a brief plot summary. A caterpillar hatch es

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An instructor in chemical warfare asked soldiers in his class: Anyone knows the formula for water? Sure. That's easy, said one man. What is it? H, I, J, K, L, M, N, O. What, what? reasked the instructor. H to O, explained the chemistry expert. 生化战

艾伦脱口秀第360期:赚钱的法子

Thank you very much.That's a lot of love and thank you so much,that's very very sweet. 非常感谢你们 感谢你们的厚爱 太窝心了 Tony,did you have any idea that was gonna turn into what it did.I didn't have slightest Tony 你知不知道那