单词：aminoderivatized
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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，
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零起点英文启蒙Blackcat黑猫出版社Earlyreads系列29本 （ PDF文本下载 ） 更多儿童英语： 哈哈美语 棒棒学英语
Sight Word Kids 幼儿英语常见字5B
零起点英文启蒙Blackcat黑猫出版社Earlyreads系列29本 （ PDF文本下载 ） 更多儿童英语： 哈哈美语 棒棒学英语
Sight Word Kids 幼儿英语常见字5B
零起点英文启蒙Blackcat黑猫出版社Earlyreads系列29本 （ PDF文本下载 ） 更多儿童英语： 哈哈美语 棒棒学英语
Sight Word Kids 幼儿英语常见字5B
零起点英文启蒙Blackcat黑猫出版社Earlyreads系列29本 （ PDF文本下载 ） 更多儿童英语： 哈哈美语 棒棒学英语
Sight Word Kids 幼儿英语常见字5B
零起点英文启蒙Blackcat黑猫出版社Earlyreads系列29本 （ PDF文本下载 ） 更多儿童英语： 哈哈美语 棒棒学英语
Sight Word Kids 幼儿英语常见字5B
零起点英文启蒙Blackcat黑猫出版社Earlyreads系列29本 （ PDF文本下载 ） 更多儿童英语： 哈哈美语 棒棒学英语
Sight Word Kids 幼儿英语常见字5B
EDUCATION REPORT – May 9, 2002: Privatization of Public Schools By Jerilyn Watson This is the VOA Special English Education Report. Last month, a state committee voted to give control of forty-two p
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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
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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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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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Flight attendant Sheila Fedrick says she knew something was wrong when she saw a teenage girl with greasy hair sitting on an airplane next to an older man. The girl had bruises, possible evidence that she had been hurt. The man, however, appeared ver
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Risin' up back on the street did my time took my chances went the distance now i'm back on my feet just a man and and his will to survive so many times it happens too fast you trade your passion for g
奥斯卡电影名曲盛典A
Greeks March Against More Budget Cuts, Privatization Angry Greeks are taking to the streets, demanding the government back off plans to save the economy by privatizing their government jobs. Anger and frustration boiled over into the streets of Athen
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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
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
经济学人科技系列
Europe Mafias on the move 欧洲 黑手党正在扩张 Northward creep 罪恶之手伸向北方 In Italy Mafia-organised crime is no longer only a southern phenomenon意大利黑手党犯罪不再局限于南部地区 TERRACINA is a sprawling town so
经济学人财经系列
Private funeral held for Fawcett 福塞特的私人葬礼 A private funeral has been held for US actress Farrah Fawcett, who died last week of cancer. Her partner, actor Ryan O'Neal, was a pallbearer （抬棺者） Their son Redmond, who was recently jailed on
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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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