锥状神经细胞

Cells cannot remain alive outside certain limits of temperature and much narrower limits mark the boundaries of effective functioning. Enzyme systems of mammals and birds are most efficient only withi

发表于:2018-12-01 / 阅读(279) / 评论(0) 分类 新东方背诵文选

Evidence is seen for a possible cause of solid tumors, but many questions remain. Transcript of radio broadcast: 24 June 2008 This is the VOA Special English Health Report. Some experts predict that doctors will someday use stem cells to treat many

发表于:2018-12-15 / 阅读(108) / 评论(0) 分类 VOA慢速英语2008年(六)月

An international team of scientists at a U.S. university is investigating whether 'cooking' cancerous tumors using tiny nanoparticles in a magnetic field might be an effective and useful treatment. Preliminary findings suggest they may be on the righ

发表于:2018-12-16 / 阅读(116) / 评论(0) 分类 VOA标准英语2010年(十一)月

Long ago, before BandAids, or even medicine of any kind, our ancestors evolved to heal cuts themselves. If you got sliced open, the body blocked it up, to prevent blood loss, water loss, infection. But as we gained that powerwe sacrificed something e

发表于:2018-12-24 / 阅读(137) / 评论(0) 分类 2017年Scientific American(一)月

Norm woke up to go to the bathroom. He looked in the bathroom mirror. That bump used to be smaller. It was on the side of his nose. The bump looked puffy. He touched it. It wasn't hard. It didn't hurt. It wasn't a different color. Maybe it was just s

发表于:2019-01-02 / 阅读(136) / 评论(0) 分类 原版英语小短文

By Steve Mort Orlando, Florida 09 February 2007 watch Hispanic Muslim report The number of Hispanic Americans converting to Islam is growing rapidly -- particularly in New York, California, Texas and Florida, which have the greatest concentration of

发表于:2019-01-04 / 阅读(136) / 评论(0) 分类 2007年VOA标准英语(二月)

英语短文:Cells and Temperature Cells cannot remain alive outside certain limits of temperature and much narrower limits mark the boundaries of effective functioning. Enzyme systems of mammals and birds are most efficient only within a narrow ra

发表于:2019-01-08 / 阅读(144) / 评论(0) 分类 英语小短文

By Efam Dovi Accra 23 August 2006 In Ghana, a high court in the capital Accra Tuesday sentenced five robbers to more than 300 years in prison in what the police say is a clear sign the country is taking violent crime seriously. The spate of armed ro

发表于:2019-01-11 / 阅读(218) / 评论(0) 分类 2006年VOA标准英语(八月)

By Carol Pearson Washington 27 March 2007 watch Heart Stem Cell report It is being hailed as a major medical breakthrough: cardiologists are using adult stem cells, not the controversial embryonic stem cells, to rejuvenate the hearts of patients who

发表于:2019-01-11 / 阅读(154) / 评论(0) 分类 2007年VOA标准英语(三月)

FAITH LAPIDUS: This is SCIENCE IN THE NEWS in VOA Special English. Im Faith Lapidus. CHRISTOPHER CRUISE: And Im Christopher Cruise. Today, we will tell about possible hope for children suffering from damage to their nervous system. We will also tell

发表于:2019-01-12 / 阅读(165) / 评论(0) 分类 2011年VOA慢速英语(二)月

'Serial Killer' Cells Demolish Leukemia Tumors U.S. researchers say they've been able to modify a patient's immune system T cells, turning them into serial killer cells which zero in on cancer and obliterate it. Its being called a breakthrough in the

发表于:2019-01-14 / 阅读(133) / 评论(0) 分类 VOA标准英语2011年(八月)

Volunteers Help Scientists in Search for Cheap Solar Cells Most of today's solar cells are silicone-based and their manufacture requires sophisticated machinery and expertise. An average home in the United States uses between 20 and 24 kilowatt hours

发表于:2019-01-14 / 阅读(134) / 评论(0) 分类 VOA标准英语2013年(七月)

DAVID GREENE, HOST: Marti Noxon made her name as a TV writer, director and producer, working on shows like Buffy The Vampire Slayer, Glee, also, Mad Men. Now she's making her debut as a film director with To The Bone. It is a movie about her own stru

发表于:2019-01-16 / 阅读(174) / 评论(0) 分类 2017年NPR美国国家公共电台7月

Australian researchers may have discovered a new way to treat hearing loss in infants. And the secret lies in the NOSE. Our reporter Li Dong has the details. Noses comes in all shapes and sizes, and Australian scientists are now trumpeting a new use

发表于:2019-01-19 / 阅读(149) / 评论(0) 分类 世界各地新闻集锦

Beating Heart Tissue from Stem Cells In a study in the journal Science, researchers explain how they used mouse embryonic stem cells and microchip technology to create heart muscle tissue that actually beats. Cynthia Graber reports One of the goals o

发表于:2019-01-30 / 阅读(177) / 评论(0) 分类 60秒科学

> 39 脂肪中的茎细胞有助于治疗糖尿病 DATE=4-26-01 TITLE=SCIENCE REPORT- Stem Cells in Fat BYLINE=Nancy Steinbach (Start at 59

发表于:2019-01-30 / 阅读(177) / 评论(0) 分类 科技之光

HEALTH REPORT - Fetal Skin Cells May Treat Burns By Caty Weaver Broadcast: Wednesday, September 21, 2005 I'm Shep O'Neal with the VOA Special English Health Report. A method tested in Switzerland may

发表于:2019-01-30 / 阅读(116) / 评论(0) 分类 健康与经济

By VOA News 20 November 2007 Two separate teams of scientists say they have transformed ordinary human skin cells into ones that look and act like embryonic stem cells. Laboratory teams at universities in the United States and Japan Tuesday announced

发表于:2019-01-31 / 阅读(102) / 评论(0) 分类 VOA常速英语2007年(十一月)

It's 365 days, 12 paychecks and one birthday. 一年有365天,发12次薪水,过一次生日。 But did you know in this time your body will produce enough urine to fill two bathtubs? 但你知道这段时间你的身体会产生足够的尿液来填

发表于:2019-02-01 / 阅读(141) / 评论(0) 分类 阅读空间

Voice 1 Welcome to Spotlight. Im Robin Basselin. Voice 2 And Im Ryan Geertsma. Spotlight uses a special English method of broadcasting. It is easier for people to understand, no matter where in the world they live. Voice 1 For fifty years, the govern

发表于:2019-03-04 / 阅读(193) / 评论(0) 分类 环球英语 Spotlight
学英语单词
aacc
acanthotic
airspray
astrofix
awassi sheep
backlasher
ballasts
Bartιn
bilifuscin
biotite peridotite
brainfucked
bulbar reticular formation
carhartts
ceramic post sintering
close accounts
coelopid
corpus cavernosum urethrae
dead center/centre position
decasyllabic
deck joint
easy-blends
electric massage chair
elementary color
English scale
equipoise rudder
exclusion of officers
family Aphididae
Fast bind,fast bind.
flat-tire
gone whole hog
high-angle rays
idiorrhythmism
imbue an idea into sb
innumerability
ionization cross section
kerotenes
ketopantoic acid
legitimate name
long-continued questioning
longesought
low-cost die
magpies
main arithmetic processor
malacopterygiis
maxconcurrentusers
maximal accretive
Metoxadone
midcharge
monopolization
montelius
multicolor display tube
Muurame
My watch is fast and your watch is slow
nadecon
new-crop
noise field intensity measuring equipment
Notice of Accepting Registration of Claims
occupancy right
online bookstore
Oulujärvi
Pacific Maritime Association
pebble-size
per steamer
pommier
porphyropectic fabric
powder sintering
preceptor
pressure correction
Qurmah, Ra's
rabbit-sucker
rack circle
rack tube
roller tube technique
root canal length meter
safety economics
sequential lobing
shammgod
Shorr trichrome stain
silver-screen
single-barrelled
skrange
smackheads
stephanitis typica (distant)
stonecresses
Succoth
suppression pool headers
survival
switching computer port
tax payer
terrain profilter
timmi
tolldish
transportation innovation
true nuclear mass
turbine surgical instruments
unearned discound
unskeptical
uv-b
Val-d'Izé
video decoder
wide-angle perspective
winding pulley