氨基酸病

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(97) / 评论(0)

经济学人科技系列

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(95) / 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(75) / 评论(0)

Scientific American(四)月

词汇大师-- Finding the Right Expression of Sympathy

AA: I'm Avi Arditti with Rosanne Skirble, and this week on WORDMASTER: our friend English teacher Lida Baker joins us from Los Angeles to talk about expressions of sympathy. LIDA BAKER: The reason that this came up for me is that a friend of mine los

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词汇大师(Wordmaster)

各国名人英文介绍-Indra Krishnamurthy

Indra Krishnamurthy Nooyi is the chairwoman and CEO of PepsiCo, which is the world's fourth-largest food and beverage company. She broke the mould at PepsiCo as all previous CEOs were white American men. Nooyi was fifth on Time magazines 2007 list of

发表于:2019-01-01 / 阅读(108) / 评论(0)

各国名人英文介绍

各国名人英文介绍-Sir Timothy Berners

Sir Timothy Berners-Lee is a British computer scientist who invented the World Wide Web. He received a knighthood from the British Queen for his efforts (so he is called Sir). He is director of W3C, which looks after the Webs development. A leading B

发表于:2019-01-01 / 阅读(159) / 评论(0)

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名人轶事:Writer Dorothy West: Last Living Member of Harlem Renai

Writer Dorothy West: Last Living Member of Harlem Renaissance Written by Doreen Baingana (MUSIC) VOICE ONE: I'm Shirley Griffith. VOICE TWO: And I'm Steve Ember with the Special English Program, PEOPLE IN AMERICA. Every week, we tell about a person w

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名人轶事

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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专业术语—基因专业词汇A/B

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医务英语

PEOPLE IN AMERICA - Dorothy West

PEOPLE IN AMERICA - May 12, 2002: Dorothy West By Doreen Baingana VOICE ONE: I'm Shirley Griffith. VOICE TWO: And I'm Steve Ember with the Special English Program, PEOPLE IN AMERICA. Every week, we te

发表于:2019-01-07 / 阅读(161) / 评论(0)

People in America

ESL Podcast 348 – Showing Disapproval and Sympathy

Maggie: Why the long face? Joe: I just heard that I wont be rehired for next year. Maggie: Thats awful! What a rotten thing for the management to do. Joe: Ill be okay, but Monica is losing her job, too. Maggie: Oh no, not Monica, too. Im so sorry to

发表于:2019-01-11 / 阅读(75) / 评论(0)

地道美语播客

Sympathy and Care同情与关心

1.- I have a cold. 我感冒了。 - I'm sorry to hear that. 听到这消息我很难过。 2. - What's wrong (the matter, the trouble)? You look unhappy. 怎么啦？您看起来脸色很不好。 - I failed the exam. 我考试没通过。 - Don't t

发表于:2019-01-11 / 阅读(116) / 评论(0)

实用英语

Expressing Sympathy 慰问

Key Sentences（重点句子） 474．We're sorry to learn that you were injured in an accident. 得知你在事故中受伤，我很遗憾。 475．How are you feeling now? 现在感觉怎么样？ 476．We all wish you a quick recovery. 我们都希望

发表于:2019-01-11 / 阅读(100) / 评论(0)

实用英语

美国国家公共电台 NPR Surgeon General Murthy Wants America To Face Up To Addiction

Surgeon General Murthy Wants America To Face Up To Addiction play pause stop mute unmute max volume 00:0003:50repeat repeat off Update Required To play the media you will need to either update your browser to a recent version or update your Flash plu

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新编英语教程第六册unit01_1_Love_Thy_Neighbor

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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

发表于:2019-01-26 / 阅读(140) / 评论(0)

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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(122) / 评论(0)

经济学人科技系列

万物简史第407期:生命的起源(1)

19 The Rise Of Life 第十九章生命的起源 In 1953, Stanley Miller, a graduate student at the University of Chicago, took two flasksone containing a little water to represent a primeval ocean, 1953年，芝加哥大学的研究生斯坦利米勒拿

发表于:2019-02-17 / 阅读(81) / 评论(0)

万物简史

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(57) / 评论(0)

万物简史

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(334) / 评论(0)

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additional meaning

alkyl groups

American dogwood

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appraisal of dutiable value

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auxiliary network address

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battery discharge indicator

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