氨基酸球菌科

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(142) / 评论(0) 分类 经济学人科技系列

One of the leading researchers in the field of protein folding is David Baker of the University of Washington, in Seattle. 西雅图华盛顿大学的David Baker是蛋白质折叠领域研究者的领军人物之一。 For the past 20 years he and hi

发表于:2018-12-05 / 阅读(145) / 评论(0) 分类 经济学人科技系列

Acid Rain 酸雨 Damage from acid rain is widespread - not just in eastern North America, but throughout Europe, Japan, China, and Southeast Asia. Is the rain that's falling on your umbrella acidic? A listener's question -- on today's Earth and Sky. J

发表于:2018-12-07 / 阅读(267) / 评论(0) 分类 (科普英语)Earth and Sky

Researchers Genetically Modify Corn to Increase Nutrition Researchers in the United States say they have discovered how to genetically engineer corn to produce a kind of amino acid usually found in meat. The result is a food with increased nutrition

发表于:2018-12-18 / 阅读(191) / 评论(0) 分类 2017年VOA慢速英语(十)月

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(141) / 评论(0) 分类 Scientific American(一)月

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(115) / 评论(0) 分类 Scientific American(四)月

How does acid deposition affect human health? We eat food, drink water, and breathe air that has come in contact with acid deposition. Canadian and U.S. studies indicate that there is a link between t

发表于:2019-01-02 / 阅读(305) / 评论(0) 分类 知性英语

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

发表于:2019-01-02 / 阅读(200) / 评论(0) 分类 科技之光

Ameloblasts- cells which differentiate from ectoderm and secrete enamel during tooth development. Amino acids - building blocks of proteins containing a carboxyl group (COOH) and an amino group(NH2) b

发表于:2019-01-03 / 阅读(187) / 评论(0) 分类 医务英语

发表于:2019-01-03 / 阅读(132) / 评论(0) 分类 医务英语

By Birungi Machrine Kampala 26 November 2007 Attacks using acid are becoming more frequent in Uganda. Up to 2003, there were only 145 recorded attacks, but over the last three years, there have already been 87. Survivors often suffer from severe emot

发表于:2019-01-16 / 阅读(222) / 评论(0) 分类 VOA常速英语2007年(十一月)

The Johannesburg summit was the second of its kind under the 15-year-old framework of FOCAC, which groups China, 50 African countries that have established diplomatic ties with China, and the Commission of the African Union. Attended by the Chinese P

发表于:2019-01-19 / 阅读(174) / 评论(0) 分类 2015CRI中国国际广播电台

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(185) / 评论(0) 分类 经济学人科技系列

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(168) / 评论(0) 分类 经济学人科技系列

By Phillip Wellman Dakar 14 October 2007 The United States Agency for International Development and the U.S.-based World Cocoa Foundation have agreed to launch a multi-year partnership aimed at improving education and providing greater opportunities

发表于:2019-02-04 / 阅读(149) / 评论(0) 分类 2007年VOA常速英语(十月)

BEIJING, July 19 (Xinhua) -- The Fifth Ministerial Conference of the Forum on China-Africa Cooperation (FOCAC) opened here on Thursday, as Chinese and African leaders gathered to discuss measures to deepen China-Africa ties. When addressing the openi

发表于:2019-02-04 / 阅读(140) / 评论(0) 分类 英语新闻

Chinese President Xi Jinping addressed the opening ceremony of the Beijing Summit of the Forum on China-Africa Cooperation (FOCAC) on Monday afternoon. This year's Summit is themed China and Africa: toward an even stronger community with a shared fut

发表于:2019-02-14 / 阅读(153) / 评论(0) 分类 2018CRI中国国际广播电台

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(104) / 评论(0) 分类 万物简史

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(377) / 评论(0) 分类 阅读空间

Responding to the eight major initiatives on China-Africa cooperation announced by Chinese President Xi Jinping at the now-concluded 2018 Beijing Summit of the Forum on China-Africa Cooperation, numerous African ambassadors in Washington say they see

发表于:2019-02-22 / 阅读(187) / 评论(0) 分类 2018CRI中国国际广播电台
学英语单词
7-Dehydrologanin
aerostaticlift
after-impression
Andrade, Olegarrio Victor
anodic oxidation process
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Badlipster
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blade implant
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Brochothrix
carbonaceous flat disks
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Chernoretskoye
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chu t'ung wu
Clinopodium discolor
common lilac
configuration of ground
conic with center
contract award
coupler lock set
curabler
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Deyeuxia nepalensis
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different parity
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Eurya bifidostyla
Excellency
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francophils
gill-net
gima
glycyrrhizas
Good business!
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hawk weed
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