垂体嗜酸细胞

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(288) / 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(110) / 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(126) / 评论(0) 分类 VOA标准英语2010年(十一)月

BAIC Group is a Chinese state-owned enterprise and holding company of several automobile and machine manufacturers located in Beijing. [Photo: jxyscm.cn] BAIC Capital, a subsidiary of state-owned carmaker BAIC Group, has opened a new office in Frankf

发表于:2018-12-20 / 阅读(113) / 评论(0) 分类 2017CRI中国国际广播电台

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(146) / 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(141) / 评论(0) 分类 原版英语小短文

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(155) / 评论(0) 分类 英语小短文

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(178) / 评论(0) 分类 2011年VOA慢速英语(二)月

U.S. President Barack Obama says the United States will emerge from uncertain economic times stronger than before. In his first speech to a joint session of Congress, the president made the case for his economic policies. It was a night of pure poli

发表于:2019-01-13 / 阅读(131) / 评论(0) 分类 VOA标准英语2009年(二月)

Medical experts in Miami are hoping to speed up research using embryonic stem cells. Their work may lead to advances in treatment for spinal cord injuries, Alzheimer's disease and other illnesses. President Barack Obama signs an Executive Order on s

发表于:2019-01-13 / 阅读(103) / 评论(0) 分类 VOA标准英语2009年(三月)

'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(139) / 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(140) / 评论(0) 分类 VOA标准英语2013年(七月)

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(158) / 评论(0) 分类 世界各地新闻集锦

A Chinese automaker is building the largest vehicle factory in South Africa. Beijing Automobile International Corporation or BAIC, China's fifth largest car maker, is building a vehicle manufacturing plant in the Coega Special Economic Zone in Port E

发表于:2019-01-19 / 阅读(115) / 评论(0) 分类 2018CRI中国国际广播电台

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(185) / 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(183) / 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(120) / 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(114) / 评论(0) 分类 VOA常速英语2007年(十一月)

U.S. President Barack Obama has lifted restrictions on federal funding for medical research using human embryonic stem cells. Mr. Obama says it is part of a broader effort to limit political interference in science. President Barack Obama signs an E

发表于:2019-02-03 / 阅读(104) / 评论(0) 分类 VOA标准英语2009年(三月)

From VOA Learning English, this is the Health Lifestyle report. Most healthy children between the ages of four and 10 grow about five centimeters a year. Parents often notice this growth by how quickly their children grow out of their clothes and sho

发表于:2019-02-09 / 阅读(107) / 评论(0) 分类 2019年VOA慢速英语(一)月
学英语单词
a war to end all wars
accelerator control system
aphodius (balthasarianus) babori
application level gateway
bethmann
bromide chloride
buffett
businesswomen
Capet
caramel syrup
carpet moths
chevets
combustible gas control system
communistes
cone drawing
contact rsistance
containment
Darkhan
daylight
densham
denudated
diameter under bark
discrete sample analyser
electronic sorting system
engine build-up
estimated taxes
etiopathology
eutectic powder
factoring of receivables
first run
floating rate regime
flying out
gas explosion burn
gogchang (kokchang)
gyrostatic
hydroxytriamterene
illiteracy rate
implementation of security feature
in living memory
initial corner
internal point
intranuclear energy
isobaric line
isostatic press
kick in arm
lateral pickup
lipoxanthin
Mini PCI Express
money-tree
nano-watts
oil-basin
one among a thousand
open coding
pacemaker potential
PASCAL data type PASCAL
Piltograptus
pitching changes
population change
porgy and bess
postmeiotic division
potter's lead
preordain
probablest
puddle jumper
pulpa
pump loop
purchase and sale by sample
put ... to trouble
quartz topaz (citrine)
raw material sites
release read
ribup
Roemeria hybrida
rootsiest
RRZ
Salman
Santorini's caruncula major
scarpero
segmented-electrode Faraday generator
seychelles rupees
single barrel colo-stomy
spectral radiant exitance
St-Gervais-les-Trois-Clochers
staple cotton
stay alive
steam atomizing oil burner
stream gage
subcutaneous prepatellar bursa
Supracardinal
Telagan
the Territorial Army
three-quarter-inch
to re-gift
Too Irish !
Toxasteridae
tuads
urceus
verse line
vestibular lip
Vietnam
wants of
whistler rate