[医] 希斯氏细胞(血管由此发生)

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(234) / 评论(0) 分类 新东方背诵文选

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(76) / 评论(0) 分类 VOA标准英语2010年(十一)月

The world's first lab-grown burger has been cooked and eaten in London. Scientists hope the new technology can be a sustainable way of meeting growing demand for meat and protect the environment. CRI's London correspondent Tu Yun has more. The burger

发表于:2018-12-19 / 阅读(83) / 评论(0) 分类 世界各地新闻集锦

Liposuction's Limits Doctors have long suspected that excess fat around the belly -- as opposed to the thighs or hips -- increases the chances of developing heart disease, high blood pressure and diabetes. Apparently, belly fat doesn't just lie there

发表于:2018-12-30 / 阅读(103) / 评论(0) 分类 英语流行话题阅读:语境识词4500

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(94) / 评论(0) 分类 原版英语小短文

Cleopatra's Eyeliner: Peeper Health Keeper A study in the journal Analytical Chemistry finds that the black eyeliner worn by ancient Egyptians may have had properties that helped ward off eye-damaging bacterial infections. Cynthia Graber reports When

发表于:2019-01-02 / 阅读(144) / 评论(0) 分类 60秒科学

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(112) / 评论(0) 分类 2018年VOA慢速英语(四)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(90) / 评论(0) 分类 英语小短文

SCIENCE IN THE NEWS - Diabetes and Alzheimer's / Treatment for Alzheimer's / No Link between Vaccine and Autism By Broadcast: Tuesday, May 25, 2004 VOICE ONE: This is SCIENCE IN THE NEWS, in VOA Speci

发表于:2019-01-11 / 阅读(90) / 评论(0) 分类 科技之光

VOICE ONE: This is SCIENCE IN THE NEWS in VOA Special English. I'm Barbara Klein. VOICE TWO: And I'm Bob Doughty. Today we tell about the latest research and treatments for Parkinson's disease. (MUSIC) VOICE ONE: In some patients, doctors place elec

发表于:2019-01-11 / 阅读(98) / 评论(0) 分类 VOA慢速英语2009年(四)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(123) / 评论(0) 分类 2011年VOA慢速英语(二)月

SCIENCE IN THE NEWS - American Scientists Create The World's First Genetically Engineered Monkeys CHRISTOPHER CRUISE: This is SCIENCE IN THE NEWS, in VOA Special English. Im Christopher Cruise. JUNE SIMMS: And Im June Simms. Today, we tell about the

发表于:2019-01-12 / 阅读(79) / 评论(0) 分类 2012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(97) / 评论(0) 分类 VOA标准英语2011年(八月)

New Treatments Emerging for Parkinson's Disea Sarah Taylor knew something was very wrong, but she never dreamed she had Parkinson's disease. It was a shock. But it was a relief when I found out what was wrong with me, though, she recalled. Five years

发表于:2019-01-14 / 阅读(75) / 评论(0) 分类 VOA标准英语2013年(二月)

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(84) / 评论(0) 分类 VOA标准英语2013年(七月)

'Minibrains' Could Help Drug Discovery For Zika And For Alzheimer's play pause stop mute unmute max volume 00:0003:52repeat repeat off Update Required To play the media you will need to either update your browser to a recent version or update your Fl

发表于:2019-01-16 / 阅读(79) / 评论(0) 分类 2016年NPR美国国家公共电台11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(113) / 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(132) / 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(136) / 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(83) / 评论(0) 分类 健康与经济
学英语单词
accord and satisfaction clause
accounting profession
acculturation
antidetonation timbering
applied radiochemistry
aselizumab
astrite
axial nerve system
battery capacity
bikeshedding
birth-death system
blomstrandine
break when value changes
bufton
cacaos
calorie
cargo piping system
cebaracetam
classical control
coal mining under railways
common carriage
compulsive spender
concrete check dam
consumptive loan
control rod shroud tube
deep-water toplap
Deutzia muliensis
differential mass balance
digital measuring technique
downforce
dramatizes
drawing compartment
elementary studies
ethiops
family saururaceaes
field loss
Fox, Charles James
frame alignment time slot
gauge tap
geertzs
glabrum
glycero-
groove with variable pitch
high volatile coal
homonymity
inaugural ceremony
incomplete recessive inheritance
indolencies
instantaneity
irreversibility of evolution
Isratine
Kabemba
landing-net
liquid column pressure manometer
margo acetabularis
matrix gain control
metopolophium euryae
Miliusa chunii
moderantism
observation window
Omega table
palm-sized
parapet skirting
parisee
Pearlboomtree
peucedanin
pfw
physics of earth interior
porcelanite
predicted tide
radiocommunication
radiometric correction
radioreceptors
rapana venosa pechiliennsis
regional-seismic geology
reno-renal reflex
resiquimod
ridorkulous
rockmore
ruthenium chloride
scheduled program for allocating resource
severson
sexuopathology
shift foreman
side tool head
silence signal
Sincelejo
single point of control
socio-biologists
sugarcane pectinatehorned click beetle
superfecta
tectonic grain
truth-forces
two-fisted drinker
Udsk
vicious circle
welterings
Widdrol
willow side
zalpirin
zeitgebers