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Asian Bacteria Threatens Florida Orange Trees 亚洲细菌威胁到佛罗里达橘子树 Florida's citrus fruit industry is facing a serious threat from a bacteria carried by an Asian insect. The widespread infestation again highlights the danger of

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Computer scientist Shwetak Patel and his team are developing new sensing systems. The initial focus was really around energy and water monitoring.They built a new generation of smart sensors that monitor electronic interference on a homes power line

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Epidermal growth factor - a cytokine that stimulates epithelial cell proliferation. Epinephrine - a neurotransmitter substance found at all adrenergic synapses (nor epinephrine or epinephrine). It is

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Inflammation - is a whole complex of events which occur in sequence, in response to injury. Tissue damaged by bacteria, chemicals, heat, trauma etc, release histamine and bradykinin and serotonin whic

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Basal lamina - a term used to describe the different layers which make up the basement membrane. These different layers of the basement membrane, the lamina lucida and lamina densa are only visible wi

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head 头 throat 喉咙，咽喉 armpit hair 腋毛 nipple 乳头 chest 胸部 pit 胸口 navel 肚脐 abdomen 腹部 private parts 阴部 thigh 大腿 neck 脖子 shoulder 肩 back 背 waist 腰 hip 臀

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By Derek Kilner Nairobi 20 December 2007 Ethnic and regional affiliations have long been central to Kenya's politics. As Derek Kilner reports from Nairobi, general elections on December 27 are not expected to be different, with Kenyans voting in larg

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注释： European Bank for Reconstruction and Development 欧洲复兴开发银行 endorsement [in5dC:smEnt] n. 认可 eligible [5elidVEbl] adj. 符合条件的，合格的 Armenia [B:5mi:njE] n. 亚美

2007年VOA标准英语-WFP Launches $49 Million Appeal in Support of N

By Liam Cochrane Kathmandu 11 July 2007 Nepalese women carry fodder on a street in Kathmandu, (File Photo) The U.N.'s World Food Program is appealing for $49 million to help more than a million people affected by a decade of conflict. The WFP says th

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AS IT IS - Americans increasingly unlikely to support military intervention overseas From VOA LEARNING ENGLISH, welcome to AS IT IS! Hello, Im Steve Ember. Today, studies show Americans more and more unlikely to support military intervention overseas

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美国科学60秒 SSS 2013-08-05

It's similiar to a pregnancy test: a drop of liquid on a strip of paper causes an easily seen color change. But imagine that kind of simple, cheap technology employed in testing for pollution or health issues anywhere and on the cheap. Researchers at

Keep Fit During the Holidays

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Reina gives "full support" to Suarez

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英语听力文摘 English Digest 277、孔隙

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