标签：cells 相关文章

VOA慢速英语20060627b

SCIENCE IN THE NEWS - Protections Increased for Sea Life in Northwestern HawaiiBy Nancy Steinbach, Erin Schiavone and Jerilyn Watson Broadcast: Mon, 26 Jun 2006 16:00:00 UTC (MUSIC) VOICE ONE: This is

发表于:2019-01-02 / 阅读(84) / 评论(0) 分类 2006年慢速英语（六）月

VOA慢速英语20060906a

HEALTH REPORT - Gene Therapy Used to Treat Cancer | Stem Cell Study Leads to Criticism, QuestionsBy VOA Staffs Broadcast: Wednesday, September 06, 2006 This is the VOA Special English Health Report. A

发表于:2019-01-02 / 阅读(33) / 评论(0) 分类 2006年慢速英语（九）月

As Europe's Prisons Fill Up, France Tries a Different Method

A cook named William is working on making a sweet treat. Another is busily preparing paella, made of seafood and rice. They and other cooks are moving around a big kitchen in a hurry. They are not getting ready to serve guests at a restaurant, howeve

发表于:2019-01-03 / 阅读(55) / 评论(0) 分类 2018年VOA慢速英语(四)月

SSS 2008-03-11

This is Scientific Americans 60-Second Science. Im Karen Hopkin, this will just take a minute. Anyone whos ever cut up an onion knows that some smells can actually be painful. Now, researchers from Baltimore and Denver are closer to understanding why

发表于:2019-01-08 / 阅读(83) / 评论(0) 分类 Scientific American(三)月

SSS 2009-06-02

Leptin is a hormone made by fat cells that tells you when you're full. If you didn't have leptin---and some people don't---youd eat way too much, get real fat and almost certainly develop diabetes. Leptin acts like a natural appetite suppressant. Kid

发表于:2019-01-08 / 阅读(77) / 评论(0) 分类 Scientific American(六)月

SSS 2010-02-10

Its called functional magnetic resonance imaging, or FMRI. And some neuroscientists call it the greatest scientific advance of the last 25 years. Because FMRI lets researchers look at the human brain in action. By measuring blood flow, it produces co

发表于:2019-01-08 / 阅读(67) / 评论(0) 分类 Scientific American(二)月

SSS 2011-09-09

This is Scientific American's 60-Second Science. I'm Cynthia Graber. This will just take a minute. Common batteries are electrochemical cells. And they may get better thanks to living cells: the multicellular organism called brown algae. Lithium ion

发表于:2019-01-08 / 阅读(84) / 评论(0) 分类 Scientific American(九)月

SSS 2011-04-06

This is Scientific American's 60-Second Science. I'm Cynthia Graber. This will just take a minute. Solar cells convert sunlight to electricity. But they don't take advantage of all that solar heat, thereby missing out on the majority of the solar ene

发表于:2019-01-08 / 阅读(110) / 评论(0) 分类 Scientific American(四)月

NPR 2010-05-14

Federal agents investigating the Times Square attempted bombing have custody of three people. They were detained on alleged immigration violations. Attorney General Eric Holder says they were picked up during searches in parts of the northeastern US

发表于:2019-01-08 / 阅读(69) / 评论(0) 分类 2010年NPR美国国家公共电台5月

VOA慢速英语 2008 1014b

VOICE ONE: This is SCIENCE IN THE NEWS in VOA Special English. I'm Barbara Klein. VOICE TWO: And I'm Steve Ember. This week, we will tell about an American study of the brain disorder schizophrenia. We tell about cars that use hydrogen as fuel. And,

发表于:2019-01-11 / 阅读(50) / 评论(0) 分类 VOA慢速英语2008（十）月

VOA慢速英语2010年-EXPLORATIONS -‘The Immortal Life of

STEVE EMBER: Im Steve Ember. FRITZI BODENHEIMER: And Im Fritzi Bodenheimer with EXPLORATIONS in VOA Special English. Today we tell about one of the most important scientific discoveries of the last century -- the development of HeLa cells. Reporter R

发表于:2019-01-11 / 阅读(58) / 评论(0) 分类 2010年VOA慢速英语(七)月

Garlic: The Key to a Long Life?

From VOA Learning English, this is the Health Lifestyle report. Garlic is one of the most common cooking ingredients around the world. Many dishes in Europe, Africa, Asia and the Americas use this strong-flavored vegetable. Garlic is similar to other

发表于:2019-01-12 / 阅读(88) / 评论(0) 分类 2016年VOA慢速英语(十二)月

VOA慢速英语2016 在家无土栽培蔬菜

Growing Vegetables Without Soil Inside the Home 在家无土栽培蔬菜 Have you ever wanted to grow your own food inside your home? 你是否想过自己在家里种食物？ Scientists in Finland have developed a device that may do just that. 芬兰

发表于:2019-01-12 / 阅读(338) / 评论(0) 分类 2016年VOA慢速英语(十一)月

TED演讲:什么是疼痛(1)

Let's say that it would take you ten minutes to solve this puzzle. 假如你要用十分钟完成这个拼图。 How long would it take if you received constant electric shocks to your hands? 如果你的手被持续电击，你会用多久完成它？

发表于:2019-01-17 / 阅读(37) / 评论(0) 分类 TED演讲教育篇

每日一词【812】prestigious：声名显赫的

今天我们要学的词是prestigious。 Prestigious声名显赫的。The Lasker Awards, one of the most prestigious prizes in medicine, is being rewarded to scientists working on stem cells and leukemia, and to New York's mayor for his fight to cut

发表于:2019-01-19 / 阅读(83) / 评论(0) 分类 英语每日一词

【英语语言学习】睡眠与健康

Sleep. It's something we spend about a third of our lives doing, but do any of us really understand what it's all about? Two thousand years ago, Galen, one of the most prominent medical researchers of the ancient world, proposed that while we're awak

发表于:2019-01-24 / 阅读(54) / 评论(0) 分类 英语语言学习

经济学人146:一个不那么难的移植

Science and technology 科学和技术 Medical technology 医疗技术 A not-so-hard graft 一个不那么难的移植 Transplantable blood vessels can now be grown as desired 可移植的血管现可随意培育 The old-fashioned way 古老的方式

发表于:2019-01-26 / 阅读(34) / 评论(0) 分类 经济学人科技系列

经济学人27:关节炎与肉毒杆菌毒素

Science and Technolgy 科技 Arthritis and botulinum toxin 关节炎与肉毒杆菌毒素 Something to celebrate 值得庆贺 Botulinum toxin may help relieve chronic pain 肉毒杆菌毒素也许能够帮助缓解慢性疾病的痛苦 ARTHRITIS is t

发表于:2019-01-26 / 阅读(43) / 评论(0) 分类 经济学人科技系列

VOA慢速英语20061121b

SCIENCE IN THE NEWS - Autoimmune Diseases Threaten The Body's Natural Defense For Fighting DiseaseBy Brianna Blake Broadcast: Tuesday, November 21, 2006 VOICE ONE: This is SCIENCE IN THE NEWS, in VOA

发表于:2019-01-30 / 阅读(68) / 评论(0) 分类 2006年慢速英语(十一)月

VOA慢速英语20060614a

HEALTH REPORT - Growing Replacement Organs From Patients' Own CellsBy Caty Weaver Broadcast: 2006骞?鏈?4鏃? This is Shep O'Neal with the VOA Special English Health Report. Dr. Anthony Atala Around

发表于:2019-01-30 / 阅读(51) / 评论(0) 分类 2006年慢速英语（六）月
最新学习文章
热门学习文章