嫌色细胞

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(283) / 评论(0) 分类 新东方背诵文选

北京奥运28大项 参与,竞争,分享,进步 Synchronized Swimming 花样游泳 英文原文 The events of Synchronized Swimming are Solos, Duets, Teams and Free Combination. Competitors in Synchronized Swimming younger than fifteen (15) years of age (on December

发表于:2018-12-05 / 阅读(185) / 评论(0) 分类 奥运28大项比赛

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(109) / 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(119) / 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(144) / 评论(0) 分类 2017年Scientific American(一)月

北京奥运28大项 参与,竞争,分享,进步 Synchronized Swimming 花样游泳 MUSIC ACCOMPANIMENTS 音乐伴奏 英文原文 The Sound Centre Manager shall be responsible for the securing and properly presenting the accompaniment for each routine. For FINA competiti

发表于:2018-12-30 / 阅读(140) / 评论(0) 分类 奥运28大项比赛

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(139) / 评论(0) 分类 原版英语小短文

Grammar Girl here. Today's topic is words that can get you into trouble. Guest-writer Bonnie Trenga writes: Once upon a time, some mistaken citizens stood up for American principals, p-r-i-n-c-i-p-a-l-s. Across the Atlantic, a nutty queen sat on her

发表于:2019-01-02 / 阅读(217) / 评论(0) 分类 英语语法 Grammar Girl

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(154) / 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(223) / 评论(0) 分类 2006年VOA标准英语(八月)

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(170) / 评论(0) 分类 2011年VOA慢速英语(二)月

Every year around Christmas, Stockbridge, a small town in western Massachusetts, puts on a display unlike any other in the US. The celebrated American artist Norman Rockwell, who passed away some 30 years ago, used the New England town as the setting

发表于:2019-01-13 / 阅读(141) / 评论(0) 分类 VOA标准英语2009年(十二月)

Ethiopia will accomplish the construction at any cost whether donors continue funds or not. The giant Gibe III dam, now being built on the Omo River in southwestern Ethiopia is a boon for some, a problem for others. Supporters say it will provide ele

发表于:2019-01-14 / 阅读(189) / 评论(0) 分类 VOA标准英语2010年(九)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(136) / 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(138) / 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(157) / 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(183) / 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(182) / 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(117) / 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(105) / 评论(0) 分类 VOA常速英语2007年(十一月)
学英语单词
acid mantle
annandaleum japonicum biramosum
Aporocactus
arcual
armigers
aspect-oriented
asset market experiments
Bangweulu
biocalcarenites
boiler-suit
Boolean constant
break angle
breech block
bues
button-flies
cancellation test
carbuilder
chelonids
cladosporium colocaciae sawada
comes for
Compton-Debye effect
continuous flow ducted tower drier
Cornus ferruginea
crookbills
degenerate fermi gas
dental process
dephosphorylated
disillusionizing
duoplasmatron ion source
Dushatino
elevator gear reducer box
ermann
fan blades
fence months
floating foam
flying coffin
glass carving machine
gruffing
hail suppression program
hot lips
Hunt disease
idea generation
intend to do sth
interfacing
irrationability
jointing plane
Kamboj
Korotni
lactic acid p-phenyl-phenacyl ester
lag phase
linearized polynomial
magneto striction echo sounder
man catcher
manual-training room
meagring
merchant manufacturer
mesh bulkhead
militaryism
minimum test duration
mixable
mosquito sortie
neural gland
No. one alert
officer in charge of navigational watch
organic-treated mud
pacini
parent radioisotope
pars dorsalis
pelagic fishing ground
percent unbalance of phase voltage
poloniferous
preclearances
psicologa
Puntlander
radical vulvectomy
rate feedback system
reverse polarity voltage
rhodophytas
Riekamycin
run down box
run time diagnosis
rupture of anterior longitudinal ligament
see ... in
self - contained unit
sendreply
septa renis
Series in
star crater crack
steam-flow
sun spot
supratrochlear vein
t.p
taphoco enosis
the dark
toba
transponder jamming
type bar segment
vai
vein meshes
victorite (enstatite)
yellow gold alloy
yoshimura