己酸异戊酯

The UN refugee agency says it is worried about the security of people living in isolated villages near the former conflict zones of Georgia. It says some 2,300 people from villages in the buffer zone between the Georgian town of Gori and the breakaw

发表于:2018-12-16 / 阅读(206) / 评论(0) 分类 VOA标准英语2008年(八月)

What about sleep? In slow-wave deep sleep, our glial cells rinse cerebral spinal fluid throughout our brains, 关于睡眠呢?在慢波深度睡眠时,我们的神经胶质细胞冲洗着我们大脑中的脑脊液, clearing away metabolic wast

发表于:2018-12-18 / 阅读(131) / 评论(0) 分类 TED演讲国际问题篇

So what happens when amyloid plaques accumulate to this tipping point? 所以当淀粉样斑块积累到临界点后会发生什么? Our microglia janitor cells become hyper-activated, releasing chemicals that cause inflammation and cellular damage

发表于:2018-12-18 / 阅读(177) / 评论(0) 分类 TED演讲国际问题篇

Even before scientists sort this out, this information is actually really good news for us, 即使科学家还尚未解决问题,这一好消息确实振奋人心, because it turns out that the way we live can influence the accumulation of amyloi

发表于:2018-12-18 / 阅读(153) / 评论(0) 分类 TED演讲国际问题篇

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

发表于:2019-01-08 / 阅读(198) / 评论(0) 分类 Scientific American(三)月

VOICE ONE: This is SCIENCE IN THE NEWS, in VOA Special English. I'm Bob Doughty. VOICE TWO: And I'm Faith Lapidus. Today we tell about Alzheimer's disease. One century after its discovery, the cause of the disease is still unknown. (MUSIC) VOICE ONE:

发表于:2019-01-11 / 阅读(136) / 评论(0) 分类 VOA慢速英语2007年(一)月

The latest developments in research into the most common form of dementia. Transcript of radio broadcast: 09 June 2008 VOICE ONE: This is SCIENCE IN THE NEWS in VOA Special English. Im Faith Lapidus. VOICE TWO: And Im Bob Doughty. Today we tell abou

发表于:2019-01-11 / 阅读(188) / 评论(0) 分类 VOA慢速英语2008年(六)月

FAITH LAPIDUS: This is SCIENCE IN THE NEWS, in VOA Special English. Im Faith Lapidus. BOB DOUGHTY: And Im Bob Doughty. Today we tell about Alzheimers disease. More than a century after its discovery, Alzheimers disease is still destroying peoples bra

发表于:2019-01-12 / 阅读(200) / 评论(0) 分类 2011年VOA慢速英语(二)月

By Noel King Khartoum 24 October 2006 Jan Pronk Sudan's decision to expel United Nations envoy Jan Pronk has created a rift within the government. Former southern and Darfuri rebels - now part of Sudan's unity government - say they do not agree with

发表于:2019-01-12 / 阅读(225) / 评论(0) 分类 2006年VOA标准英语(十月)

By Carol Pearson Washington, DC 29 May 2006 watch Autism Gene report Researchers at the University of Texas Southwestern have been able to genetically change mice so their behavior is similar to some people with autism. The researchers hope their di

发表于:2019-01-13 / 阅读(241) / 评论(0) 分类 2006年VOA标准英语(五月)

Africa Pro-Democracy Advocates Evaluate U.S. Conventions For much of American history, political party conventions were spontaneous and unpredictable, with lively debates between delegates over who should be named to the top of the ticket. Today, par

发表于:2019-01-13 / 阅读(379) / 评论(0) 分类 VOA标准英语2012年(九月)

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(177) / 评论(0) 分类 VOA标准英语2011年(一月)

MRI-like Scan May Help Identify Alzheimer's Alzheimer's disease normally gets a definitive diagnosis only after the patient dies, and an autopsy finds certain distinctive structures in the brain. Recently, though, scientists have been seeking some so

发表于:2019-01-14 / 阅读(175) / 评论(0) 分类 VOA标准英语2011年(八月)

RACHEL MARTIN, HOST: There was a gathering here in Washington, D.C. last week that had nothing to do with the inauguration or with politics. It was an occasion for matchmaking, although not a romantic kind. Here, farmers got set up with chefs in an e

发表于:2019-01-16 / 阅读(217) / 评论(0) 分类 2017年NPR美国国家公共电台1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(250) / 评论(0) 分类 英语语言学习

By Melinda Smith Baltimore, Maryland 05 September 2006 watch report Celiac Disease For thousands of years, human beings have suffered from a genetic disorder that has received attention only in the last few decades. The disorder is called celiac dis

发表于:2019-01-26 / 阅读(296) / 评论(0) 分类 2006年VOA标准英语(九月)

HEALTH REPORT - New Method to Find Alzheimer's Disease By Jerilyn Watson Broadcast: Wednesday, February 04, 2004 This is the VOA Special English Health Report. A computer picture of a brain affected b

发表于:2019-01-30 / 阅读(182) / 评论(0) 分类 健康与经济

HEALTH REPORT - New Alzheimer's Drugs Tested By Cynthia Kirk Broadcast: Wednesday, August 04, 2004 This is Phoebe Zimmermann with the VOA Special English Health Report. Researchers say two experimenta

发表于:2019-01-30 / 阅读(128) / 评论(0) 分类 健康与经济

More than a million people remain without electrical power and other normal services nearly five days after Hurricane Ike passed over the Houston-Galveston area. As VOA's Greg Flakus reports from Houston, tensions are growing between various governm

发表于:2019-02-12 / 阅读(238) / 评论(0) 分类 VOA标准英语2008年(九月)

Let's begin by looking at what we currently understand about the neuroscience of Alzheimer's. 让我们先看看目前神经学上对老年痴呆的了解。 Here's a picture of two neurons connecting. 这是一张两个神经元连接的图。 The p

发表于:2019-02-13 / 阅读(173) / 评论(0) 分类 TED演讲国际问题篇
学英语单词
Abua
aerobic enzyme
Aesculus polyneura
af substitution method
alpha-Aminotoluene
appendicocecostomy
arcing contact
area damage control
arteriae perinealis
atheroprotection
atomic airburst
atrophic cirrhosis
autophosphorylated
avesicular
belt stowing machine
buffet inducer
Callicarpa collina
Catanduanes
Chrysomonadina
cisterna perilymphatica
coarse seed
collocalias
combined city
construction train return
contact weed-killer
contact-cup anemometer
convenient sampling
Cousin Is.
csfii
decompiling
distributed database definition language
Dār 'Aqīl
extra-limit issue
generative computer-managed learning
give a reference to
gowanus
homebounds
hooden
hot start life test
hyperproliferation
in a big way
in great measure
in ordinary course
independent number
integrated data processings
ladder trucks
length of command code
Listore
localized paresthesia
logic behavio(u)r
machine parameters
malherbes
Manacas, Cayo
mercury(mercuric)fahlore
message item
minibite
mixopterids
Mongbwalu
moscone
mould life
mountain pitch
Mundare
negative part
node elimination
nourishing yin and suppressing hyperactive yang
NSMT
offensive team
Oregon myrtle
oriental ruby
OTOLOGICALS
overall costs
partnership dissolution
pin guard
pivot bearing of bridge
portable music player
postschizophrenic
Potters
pressure testing device
principle of non-intervention
prominences
Ptolemy I
repetitive check
ring back tone
rugged terrain
salesmen's traveling and entertainment expenses
SCCB
set afoot
shooting boxes
smythite
solution assay
sortieing
spontaneous heating
tetartocone
tetrasialoganglioside
through the courtesy of
trihalide
Udzha
upper arm cross hang
Valsalva's ligaments
Zama R.
zero defect programme
Zygophyta