[化] 叔戊基苯

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(80) / 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(103) / 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(90) / 评论(0) 分类 TED演讲国际问题篇

This is Scientific American's 60-Second Science. I am Adam Hamterture, got a minute? What's sixteen feet tall and 9,550 years old? Its the world's oldest tree. The worn and weathered spruce grows in Sweden's windswept tundra. But, until recently, wel

发表于:2018-12-24 / 阅读(92) / 评论(0) 分类 Scientific American(五)月

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(122) / 评论(0) 分类 Scientific American(三)月

This is Scientific Americans 60-Second Science. Im Sophie Bushwick. Got a Minute? What's the best way to find out if an unknown mixture contains a specific substance, like an environmental contaminant? You could use an expensive, bulky gas chromatogr

发表于:2019-01-08 / 阅读(128) / 评论(0) 分类 Scientific American(八)月

1. Two more Amish schoolgirls died overnight following a deadly shooting in their one-room schoolhouse in Pennsylvania Monday. That brings the total number of girls fatally injured in the incident to

发表于:2019-01-08 / 阅读(128) / 评论(0) 分类 美联社新闻一分钟2006

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(79) / 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(113) / 评论(0) 分类 VOA慢速英语2008年(六)月

STEVE EMBER: Im Steve Ember. BARBARA KLEIN: And Im Barbara Klein with EXPLORATIONS in VOA Special English. Today we talk about a method that helps provide low-income people with the financial services they need to improve their lives. Organizations a

发表于:2019-01-11 / 阅读(191) / 评论(0) 分类 2010年VOA慢速英语(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(118) / 评论(0) 分类 2011年VOA慢速英语(二)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(110) / 评论(0) 分类 VOA标准英语2011年(一月)

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(137) / 评论(0) 分类 英语语言学习

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(121) / 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(73) / 评论(0) 分类 健康与经济

By Dan Robinson Capitol Hill 15 November 2007 The longest-serving Republican speaker of the House of Representatives gave his formal farewell to Congress on Thursday. Dennis Hastert presided over the House for nearly a decade, a period that included

发表于:2019-02-03 / 阅读(112) / 评论(0) 分类 VOA常速英语2007年(十一月)

Indoor air pollution is a common threat to human health, the new study looked at five common house plants and found that when it comes to removing harmful chemicals from the air, those five plants are better than others. 室内空气污染对人类健康

发表于:2019-02-07 / 阅读(132) / 评论(0) 分类 阅读空间

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(105) / 评论(0) 分类 TED演讲国际问题篇

RIO DE JANEIRO, Jan. 25 (Xinhua) -- Former Brazil international goalkeeper Dida will miss Gremio's Copa Libertadores qualifying decider against Ecuador's Liga de Quito next Wednesday with a shoulder injury. Dida hurt his right shoulder during last We

发表于:2019-02-18 / 阅读(110) / 评论(0) 分类 英语新闻

本期内容: A humble houseplant with a dash of rabbit DNA could help lower our exposure to indoor air pollution, new research suggests. Scientists have revealed that by inserting a rabbit gene into devils ivy the plant is able to clean the surrou

发表于:2019-02-20 / 阅读(100) / 评论(0) 分类 夏说英语新闻晨读
学英语单词
acalculiacs
additional duty allowance
air pollution surveillance
allineate
anish
at sunset
balance statement
Barnes extended hypergeometric function
bench grinders
bibb lettuces
blet aerator
blue corner
bluishly
broken rice contained in milled rice
Carbaminoylcholine
cellular splitting
Chiaromonte
circument
class of nonlaborers
conditional fee
Cutato
dancing girl
debigulate
deep water pier
direct cell division
direct-fire
disinvest
double film technique
dunfords
economic state
eight-point mooring system
electrodesication
electron cyclotron resonance source
extremely abnormal pulse
fantasques
forkballer
grindings
harshliest
hash index
have resource to law
hexagonal paramorphy
hypnea chordacea
IF canceler
interlocking ring structures
judicial authority
lackenbies
leucobryum scaberulum
low heat portland blast-furnace-slag cement
lucasioides isseli
maddish
medrinacks
miniature bearing race
modulated carrier voltage
monstrifications
Montividiu
myxomata
National Television System Committee
no delay river model
nugroho
pacarana
paleodicots
pancrealgia
performance time objective
photos
Physaloptera clansa
physical pest control
pilosmnycin
pk method
Plankenfels
poison vine
polar planimeter
potentias
praetornal
presentor
pseudo-ainhum
reciprocating grid
Rimariki I.
segmental vessels
shellacking
St George's
static modulus of soil
tambores
target statement
template polymerization
terminal loss
tochon (docheon)
tocophersolan
traceability control
tribe bambuseaes
turmoiled
uneven numbers
vertical size
vesperals
vetrabutine
viejita
weapon release line
wicar
win one's colours
woods bathing
working loose
zero potential drift
zygomaticofacial nerve