3-碘-4-氨基苯乙哌啶酮

美国国家公共电台 NPR Military Victory But Political Defeat: The Tet Offensive 50 Years Later

DAVID GREENE, HOST: All this year, we are looking at the events of 1968 that continue to shape our world today. It was 50 years ago this week when thousands of North Vietnamese troops and their Viet Cong allies launched an audacious attack sweeping i

发表于:2018-12-02 / 阅读(96) / 评论(0)

2018年NPR美国国家公共电台1月

经济学人:分子生物学蛋白质的奥秘(3)

One common protein-contact prediction is that, if the side chain of one member of a pair of amino acids brought close together by folding is long, 一种比较普通的蛋白质接触预测就是，如果一对氨基酸的一个侧链折叠后很长，

发表于:2018-12-05 / 阅读(88) / 评论(0)

经济学人科技系列

英语听力：格列佛游记 11 Glubbdubdrib and Luggnagg

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 ！

发表于:2018-12-06 / 阅读(129) / 评论(0)

格列佛游记.Gulliver's.Travels

IN THE NEWS - New Government in Iraq

IN THE NEWS - New Government in Iraq By Cynthia Kirk Broadcast: Saturday, June 05, 2004 This is Steve Ember with In the News in VOA Special English. Iraq now has leaders in place to take power tempora

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教育与新闻

VOA慢速英语2013 电影探索传统社会的性别关系

Films Explore Gender Relations in Traditional Societies 电影探索传统社会的性别关系 Two new independent films, one by Afghan director Atiq Rahimi, and another by the first female Saudi filmmaker Haifaa al-Mansour, explore gender relations

发表于:2018-12-16 / 阅读(63) / 评论(0)

2013年VOA慢速英语(十)月

SSS 2009-01-23

This is Scientific American's 60-Second Science. I'm Karen Hopkin. This will just take a minute. As Valentines day approaches, remember, its the thought that counts. Just ask a decorated cricket. Because according to a study published in the January

发表于:2018-12-24 / 阅读(93) / 评论(0)

Scientific American(一)月

SSS 2009-04-28

This is Scientific Americans 60-Second Science. Im Karen Hopkin. This will just take a minute. Many of the key molecules for life have a specific direction, or handedness: DNA twists to the right, amino acids to the left. Now scientists at the Nation

发表于:2018-12-24 / 阅读(70) / 评论(0)

Scientific American(四)月

Designer Antibiotics

85 新功效的抗生素在加州诞生 DATE=8-15-01 TITLE=SCIENCE REPORT - Designer Antibiotics BYLINE=Jerilyn Watson （Start at 1'04

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科技之光

Deadlock Continues Over Choice for Interim Iraqi President

Stephanie Ho Iraqi, American and U.N. officials are deadlocked over who should be president in the interim Iraqi government that will take over the country June 30. Meanwhile, continuing violence clai

发表于:2019-01-03 / 阅读(85) / 评论(0)

VOA2004（上）--国际时事

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发表于:2019-01-03 / 阅读(68) / 评论(0)

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Afghan boxer inspires youths in Kabul's first professional match

Afghan boxer inspires youths in Kabul's first professional match KABUL, Oct. 31 (Xinhua) -- The World Boxing Union (WBU) champion, Hamidullah Rahimi encouraged the war-tired youths in Afghanistan on Tuesday by grabbing the golden belt in the first pr

发表于:2019-01-08 / 阅读(71) / 评论(0)

英语新闻

UN Official Says Iraqi Elections Must Be Credible

UN Official Says Iraqi Elections Must Be Credible Kirk Troy A U.N. official said Friday holding general elections in Iraq is important, but cast doubt on whether such elections could be held before th

发表于:2019-01-09 / 阅读(73) / 评论(0)

VOA2004（上）--各类新闻

VOA标准英语2013--Syria Violence May Worsen Post-Assad

Syria Violence May Worsen Post-Assad Of course, the worst case in Syria is more than imaginable: It's possible, said. Middle East expert Alia Brahimi of the London School of Economics. What is looking more likely is that if the regime were to collaps

发表于:2019-01-13 / 阅读(84) / 评论(0)

VOA标准英语2013年(一月)

经济学人152:攻破屏障

Science and technology 科学技术 Creutzfeldt-Jakob disease 克雅氏病 Breaking down the barrier 攻破屏障 A glimmer of hope for a drug that treats disease caused by prions 药物治疗朊病毒感染疾病的一线希望 THE epidemic of mad-c

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经济学人107:克雅氏病攻破屏障

Science and Technology Creutzfeldt-Jakob disease Breaking down the barrier 科技克雅氏病攻破屏障 A glimmer of hope for a drug that treats disease caused by prions 药物治疗朊病毒感染疾病的一线希望 THE epidemic of mad-cow dis

发表于:2019-01-26 / 阅读(116) / 评论(0)

经济学人科技系列

Iran starts exporting gasoline: official

TEHRAN, Sept. 28 (Xinhua) -- Iran has started exporting gasoline（汽油）, an official was quoted by the local satellite Press TV as saying on Tuesday. The first shipment of Iran's gasoline has been exported（出口）, Ali Asghar Arshi, manager

发表于:2019-01-31 / 阅读(97) / 评论(0)

英语新闻

万物简史第408期:生命的起源(2)

Proteins are what you get when you string amino acids together, and we need a lot of them. 你把氨基酸串在一起，就得到了蛋白质。我们需要大量的蛋白质。 No one really knows, but there may be as many as a million types of pro

发表于:2019-02-17 / 阅读(52) / 评论(0)

万物简史

叙利亚问题特使卜拉希米辞职

UNITED NATIONS, May 13 (Xinhua) -- UN Secretary-General Ban Ki- moon on Tuesday announced that he accepted the request of Lakhdar Brahimi to step down as the UN-Arab League special envoy to Syria, adding that the resignation will be effective on May

发表于:2019-02-18 / 阅读(71) / 评论(0)

英语新闻

叙利亚的和平谈判将继续

叙利亚的和平谈判将继续 GENEVA, Jan. 24 (Xinhua) -- Talks for a solution to end conflicts in Syria will continue this weekend, and neither the government delegation nor the opposition is going to withdraw, confirmed the United Nations (UN)

发表于:2019-02-18 / 阅读(81) / 评论(0)

英语新闻

每天吃鲑鱼像戒烟一样有益

Eating a small steak every day could be as good for you as stopping smoking, scientists say. 科学家说，每天吃一小块牛排可以像戒烟一样对你有好处。 People who eat lots of protein-rich food were found to have lower blood pressu

发表于:2019-02-18 / 阅读(331) / 评论(0)

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