音标:[blʌd brein ˈbæriə] ;
血脑屏障; 血-脑屏障

This is the VOA Special English Health Report. We often hear the term brain aneurysm. Joe Biden had two of them twenty years ago. Doctors saved his life. Now the sixty-five year old senator from Delaware has just been named the vice presidential cho

发表于:2018-12-07 / 阅读(86) / 评论(0) 分类 VOA慢速英语2008年(八)月

From VOA Learning English, this is the Health Lifestyle report. Our brains are protected by our skull. But that is not the only protection it has. A natural barrier around our brains prevents germs and other damaging substances in the blood from ente

发表于:2018-12-08 / 阅读(99) / 评论(0) 分类 2018年VOA慢速英语(八)月

God's joke Do you know what the cruel joke that God has played on all men is? He gave them a brain and a dick, but only enough blood to run one at a time. Notes: 1. Do you know what the cruel joke that God has played on all men is? 你知道上帝对所

发表于:2018-12-26 / 阅读(70) / 评论(0) 分类 英语笑话(MP3+文本)

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(124) / 评论(0) 分类 Scientific American(六)月

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(107) / 评论(0) 分类 Scientific American(二)月

This is Scientific American's 60-Second Science. I'm Sophie Bushwick. Got a minute? When it came to surviving freezing weather, mammoths relied on more than their woolly coats: even their blood was specially adapted to let them thrive in chilly clime

发表于:2019-01-08 / 阅读(102) / 评论(0) 分类 Scientific American(九)月

Is This It The Strokes Can't you see I'm trying? I don't even like it. I just lied to Get to your apartment, now I'm staying Here just for a while I can't think 'cause I'm just way too tired Is this it? Is this it? Is this... it? Said they'd give you

发表于:2019-01-10 / 阅读(95) / 评论(0) 分类 好听的英文歌曲

SCIENCE IN THE NEWS - A Possible Blood Test for Alzheimers Disease JUNE SIMMS: This is SCIENCE IN THE NEWS, in VOA Special English. Im June Simms. SHIRLEY GRIFFITH: And Im Shirley Griffith. Today we tell about Alzheimers disease. More than a century

发表于:2019-01-12 / 阅读(85) / 评论(0) 分类 2012年VOA慢速英语(三)月

New research suggests a relatively simple blood test might make it possible to predict who is at a higher risk for developing dementia. The most common form of dementia is Alzheimer's Disease, and currently, it can only be definitively diagnosed in a

发表于:2019-01-14 / 阅读(99) / 评论(0) 分类 VOA标准英语2011年(一月)

Researchers have identified a link between dementia and the brain damage that can occur in older people with high blood pressure and other forms of cardiovascular disease. High blood pressure, high cholesterol, and other conditions that affect blood

发表于:2019-01-14 / 阅读(120) / 评论(0) 分类 VOA标准英语2010年(十一)月

HEALTH REPORT - What Happens in a Stroke? Experts Liken It to a 'Brain Attack'By Cynthia Kirk Broadcast: Wednesday, January 11, 2006 I'm Steve Ember with the VOA Special English Health Report. Everyon

发表于:2019-01-16 / 阅读(86) / 评论(0) 分类 2006年慢速英语(一)月

ROBERT SIEGEL, HOST: As we've heard, Senator John McCain is recuperating from neurosurgery. He had a blood clot removed from over his eye. And to learn more about the kind of surgery he underwent, its risks and what a recuperation might be like, we t

发表于:2019-01-16 / 阅读(67) / 评论(0) 分类 2017年NPR美国国家公共电台7月

NOEL KING, HOST: There's growing evidence that when your blood pressure goes up, so does your risk of developing dementia, so one of the country's top brain doctors is urging people to protect their brains by controlling their blood pressure. As NPR'

发表于:2019-01-17 / 阅读(72) / 评论(0) 分类 2018年NPR美国国家公共电台7月

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(126) / 评论(0) 分类 英语语言学习

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(144) / 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(124) / 评论(0) 分类 经济学人科技系列

打呵欠有助于醒脑

发表于:2019-02-06 / 阅读(63) / 评论(0) 分类 实用英语

1.Smilingmakes you look attractive. 微笑让你看起来更迷人 Your smile says agreat deal about you. It really is true. Not convinced? Try this. Try to thinkof some of the people youre attracted to. Done? How many of those wereactually smiling?

发表于:2019-02-13 / 阅读(57) / 评论(0) 分类 实用英语

WASHINGTON Supporters of former U.S. Secretary of State Hillary Clinton were offended this week when a prominent Republican strategist questioned her health amid mounting speculation that Clinton will run for president in 2016. This could be an early

发表于:2019-02-25 / 阅读(79) / 评论(0) 分类 英语新闻

Pre-Listening Vocabulary whine: to complain in a way that annoys others receptor: a cell or nerve that responds to a sense roof of ones mouth: the palate; above the top of the tongue contract: get smaller overreact: to act as if a minor problem is a

发表于:2019-02-27 / 阅读(89) / 评论(0) 分类 趣谈英语
学英语单词
alpharettas
amorphous type
anencephalic
artophagous
automation in cartography
balloon-back
bargain-price
beta disintegration
Bianze
bird ringer
bombs incendiary
bonded contact board
bottlebrush
browse through
cathode dark current
centriogen
character comparision
character device names
circular earthquake
closas
closed crystallizer
contilever saddle
continuity promotion
conventional therapy
dibotryal
Diderichite
disk ceramic capacitor
disobedient party
dorso-
Döbrököz
eciophyte
entropium spasmodicum
essential feature
excursion range
exists
FARRP
feedback shift register
futures position
genus ailanthuss
glen urquhart plaid
goity
grams per second
head to tail structure
hood plate
hot-air artist
hydroxylation reaction
index of terms of trade for imports
innocent purchaser
ion exchange chromatograph
IVGTT
jabor
jimuye
junction nevus
kennel anemia
Kolobane
kouri
lateseason
leg presses
level of processing
light-weight insulating brick
Lippich prism
local canonical parameter
lonato
loose radioactive material
lysanders
malgady
manualized
matthew arnolds
O'Neillites
orthokinetic
osmotic water
output of seedling
parallelepipedic
passing as
Phenacodus
pie-hole
plumbic ochre
preplacode
prior condition
pumpconcrete
punctuated equilibrium theory
rabbit-weed
reliance period
renierone
right hand anger
rubber porous membrance sprayhead
sparassis crispa
spring load safety valve
sunteches
Tenggerese
the election
the Landrum Griffin Act
titanic hydroxide
Trachydium verrucosum
trapped electrons
Trialeurodes
uridine-5-diphospho-N-acetylglucosamine
vacuum pressing and casting
vagus indigestion
Welatam
wimble
xanthorrhoea