[化] 乙硅烷氨基

字源大挪移 Prefix - 表示否定的字首 04 dis

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发表于:2018-12-04 / 阅读(165) / 评论(0)

英文魔法师字源大挪移

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(119) / 评论(0)

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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(113) / 评论(0)

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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

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赖世雄英语新闻听力通第44期:天摇地动！

(Taipei, June 14, CNA)At 9:17 PM last night,a massive earthquake measuring 6.3 on the Richter scale rocked Taiwan. （中央社台北六月十四日电）昨天晚上九点十七分的时候，台湾地区发生震度达李氏6.3级的大地震。 It

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一个挪威的喜剧演员二人组，他们主持的脱口秀电视节目在挪威本地有不少忠实观众，而《狐狸叫》原本是他们为了宣传新一季节目开播而制作的宣传歌曲。这首歌犹如童谣的歌词注定了它的

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By Noel King Kigali 08 September 2007 Humanitarian aid groups are sounding the alarm as fighting in the eastern Democratic Republic of Congo forces tens of thousands of civilians from their homes in North Kivu Province. Noel King has more in this rep

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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

发表于:2019-01-26 / 阅读(162) / 评论(0)

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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

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JUDY WOODRUFF:Finally tonight: remembering a poet who challenged his country's military dictators. Jeff is back with that. JEFFREY BROWN: Juan Gelman was an Argentine poet who became a major literary figure throughout Latin America and in Spain. He w

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Milan keen to sign Guardiola

MILAN, Jan. 8 (XInhua) -- AC Milan owner Silvio Berlusconi said on Tuesday that he is keen to bring Pep Guardiola to the San Siro though the chances are very low. Guardiola resigned from Barcelona managerial post in the summer after winning two Champ

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Robinho could stay at Milan, says Berlusconi

MILAN, Dec. 8 (Xinhua) -- AC Milan club presedient Silvio Berlusconi said on Saturday that Robinho is changing his mind about leaving Milan for a return to Brazil, and therefore could stay with the Rossoneri. Robinho has been repeatedly linked with a

发表于:2019-02-04 / 阅读(77) / 评论(0)

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Milan fashion week focuses on new international woman

MILAN, Feb. 28 (Xinhua) -- A metropolitan girl who does not show off but loves fine and well-finished clothing was the ideal woman of the Milan fashion week which ended here on Tuesday. Worldwide top stylists presented their new autumn/winter collect

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2010年上海世博会的大幕即将落下，但是绿色世博的理念将继续传递。下一届世博会将于2015年在意大利重要城市米兰举行，并以滋养地球，生命之源为主题。 Expo 2010 Shanghai has been an extraordinar

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OMG美语：OMG!美语 TTYL!

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发表于:2019-02-07 / 阅读(268) / 评论(0)

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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(82) / 评论(0)

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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

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