经济学人:分子生物学 蛋白质的奥秘(1)

Science and technology 科技 Molecular Biology: Folding Stuff 分子生物学：折叠 Shape determines a protein's function. Determining that shape, though, is tricky. 蛋白质的结构决定功能，而结构的形成却很难。 ABOUT 120,000 ty

地道美语听力播客:Driving on the Freeways

地道美语听力播客English as a Second Language Podcast (ESLPod)，是一家位于美国加州洛杉矶的英语教育研究机构推出的英文听力会话，于2005年7月23日首播， 主播Dr. Jeff McQuillan为南加州大学的语言学博士

VOA慢速英语2013 Study: Protein in Mother's Milk May Prevent HIV Transmission to Infants研究发现母乳中蛋白质能预防艾滋病毒传播

Study: Protein in Mother's Milk May Prevent HIV Transmission to Infants研究发现母乳中蛋白质能预防艾滋病毒传播 From VOA Learning English, this is the Health Report. 这里是美国之音慢速英语健康报道。 Hundreds of thousa

SSS 2009-03-02

This is Scientific American's 60-Second Science. I'm Karen Hopkin. This will just take a minute. Its like the molecular version of the Joker and the Riddler teaming up against Batman. Scientists at Yale University have discovered that amyloid beta, a

OA标准英语2009年-African leaders Renew Call for Binding

On the final day of UN climate talks in Copenhagen, African leaders have renewed calls for a legally binding deal to fight climate change. Selah Hennessy | London 18 December 2009 Photo: AFP Sweden's PM Fredrik Reinfeldt (L), European Commission chie

VOA标准英语2010年-Iron-Regulating Protein Could Help Bat

Almost all cells need iron to grow. Now, researchers have identified a link between the body's system for regulating iron and breast cancer. The discovery could help doctors predict the course of breast cancer disease and even help them decide the mo

男女通用避孕药即将问世

A contraceptive pill that could be taken by men as well as women could be on the horizon. 一种男女通用的避孕药即将问世。 A breakthrough in the understanding of the biology of sperm could lead to a unisex version of the Pill, US governm

科学美国人60秒 SSS Protein Test Could Complement Crime Scene DNA Analysis

DNA analysis is a staple of crime scenesand crime shows, like HBO's The Night of or the old standby, CSI: We just need to get this to the DNA lab, confirm it's the victim's blood. And then, case closed. And it's not just for crime: DNA sequencing als

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

VOA标准英语2010年-Divers Find Oil Under Surface; BP Cont

The National Oceanic and Atmospheric Administration (NOAA) confirms that some of the oil escaping from that ruptured well in the Gulf of Mexico is staying beneath the surface, raising new environmental concerns about the disaster. BP says there is no

Divisions Surface at UN Climate Change Talks

Climate change negotiators from 173 countries have agreed on an agenda after days of bickering over the scope of talks left little time for substantive discussions. The disagreement highlighted deep divisions between developing and rich countries on

SCIENCE REPORT - Aging Protein

SCIENCE REPORT – January 23, 2002: Aging Protein By Jerilyn Watson This is the VOA Special English Science Report. A new study suggests that a protein that protects animals from cancer early in life

HEALTH REPORT-Heart Disease and C-Reactive Protein

HEALTH REPORT-Heart Disease and C-Reactive Protein By Cynthia Kirk Broadcast: Wednesday, January 19, 2005 I'm Gwen Outen with the VOA Special English Health Report. American researchers have found evi

VOA标准英语2010年-Childhood Obesity Linked to Adult Hear

C-reactive protein is an indication of inflammation in the body, and, at high levels, is considered an early sign of future heart disease. It's a risk factor in a similar way that elevated cholesterol is a risk factor for heart disease, says Asheley

低盐低蛋白饮食可防肾结石

Low－salt，low－protein diet can prevent kidney stonesA diet low in salt and meat can dramatically reduce the risk of kidney stones，according to an Italian study that could spell the end for the low－calcium diet that doctors have been recommen

零食包装上的英语

地球村时代，英语和中文也全球化了。爱吃零食的你怎能不会看包装袋的英文呢？小心哦，不要一不留神，营养没跟上，脂肪增加不少了哟。健康又美味，包装英语跟我学! 国外食品的包装上，

零食袋上的英语

零食包装袋上完整的产品成份（ingredients） Nutrition Facts 营养明细 Serving Size 5 pieces (55 g) 每份五片（55克） Servings Per Container About 5 每包约5份 Amount Per Serving 每份含量 Calories 150 Fat Cal.50 % 热量 1

这9种食物虽然健康，吃错了也会长胖哦！

1. Avocado 1. 牛油果 Avocado is everywhere, and rightfully so. Its a superfood. Each fruit is packed with 10 grams of fiber and more than twice the potassium of a banana. 鳄梨的确是到处都有，这挺好的。它是一种超级食物。每一

10招快速增肥

10招快速增肥 No.10 Down the fruit juice第十名：喝果汁 If you're looking for a quick way to put on weight, start downing glass after glass of fruit juice. While often thought to be a healthy beverage, it's really anything but. It contains

Microsoft launches "Surface" Tablets

LOS ANGELES, June 18 (Xinhua) -- Microsoft Corp. unveiled Monday a family of tablets dubbed Surface, built on Windows 8, at an event in Los Angeles. Microsoft Chief Executive Steve Ballmer introduced the company's Surface family of tablets. The devic