[医] 羊膜胚的

Health nbsp; Economics The big story for Washington for 2002 is going to be the November elections. And while that’s a long way off for the rest of the country, it’s very much on politicians- mind

发表于:2018-11-28 / 阅读(498) / 评论(0) 分类 疯狂英语2002年

Federal officials are focusing on manufacturing and processing facilities as they work to get to the bottom of a salmonella outbreak in eggs. The Food and Drug Administration says there haven't been many standards in place for farms like the two in I

发表于:2018-12-02 / 阅读(403) / 评论(0) 分类 2010年NPR美国国家公共电台8月

Christopher Reeve: A True Superman Christopher Reeve, the cinematic 1 Superman who became a real-life inspiration for people with spinal 2 injuries through his painstaking struggle to overcome total p

发表于:2018-12-05 / 阅读(684) / 评论(0) 分类 英语沙龙2004全年合辑下

Agricultural officials say they think an organic farm in northern Germany was the source of the deadly E. coli outbreak that has sickened more than 2,000 people in Europe. Twenty-two people have died. Investigators traced the bacteria to beansprouts

发表于:2018-12-17 / 阅读(521) / 评论(0) 分类 2011年NPR美国国家公共电台6月

In a landmark development within stem cell research, scientists say theyve used a cloning technique to make embryonic stem cells that match a patients DNA. The journal Nature highlights a study that shows the potential for using the technology to rep

发表于:2018-12-17 / 阅读(639) / 评论(0) 分类 2011年NPR美国国家公共电台10月

Sorry,there is not text temporarily, Please help tingroom to look for it! 如果您能找到更好的听力原文,请发贴到 听力原文收集区 ,您将会获得10到30积分的奖励! Thank you!

发表于:2018-12-30 / 阅读(558) / 评论(0) 分类 单词解析速记

HEALTH REPORT - Gene Therapy Used to Treat Cancer | Stem Cell Study Leads to Criticism, QuestionsBy VOA Staffs Broadcast: Wednesday, September 06, 2006 This is the VOA Special English Health Report. A

发表于:2019-01-02 / 阅读(511) / 评论(0) 分类 2006年慢速英语(九)月

This is Scientific American's 60-Second Science. I'm Steve Mirsky. Got a minute? One of the dreams of biomedical scientists is to be able to transform adult cells into other kinds of cells. And thus avoid some of the ethical concerns of working with

发表于:2019-01-08 / 阅读(481) / 评论(0) 分类 Scientific American(十一)月

President Obama says a preliminary agreement reached today with Russian President Dmitry Medvedev is an important step toward increasing nuclear security. We have signed a joint understanding for a follow-on treaty to the START agreement that will r

发表于:2019-01-08 / 阅读(478) / 评论(0) 分类 2009年NPR美国国家公共电台7月

President Barack Obama today moved to officially lift the Bush administration's restrictions on human embryonic stem cell research. The move reverses a 2001 directive from Mr. Obama's predecessor in the White House. At a signing ceremony in the East

发表于:2019-01-08 / 阅读(478) / 评论(0) 分类 2009年NPR美国国家公共电台3月

The State Department is warning Americans abroad to be on alert for possible protests against the US after a Florida church announced it would burn copies of the Koran this Saturday. Ahead of that, NPR's Michele Kelemen reports governments worldwide

发表于:2019-01-08 / 阅读(471) / 评论(0) 分类 2010年NPR美国国家公共电台9月

HEALTH REPORT - New Embryonic Stem Cell Lines Developed for Researchers By Paul Thompson Broadcast: Wednesday, August 11, 2004 This is Gwen Outen with the VOA Special English Health Report. Researcher

发表于:2019-01-08 / 阅读(484) / 评论(0) 分类 健康与经济

Serbia is seeking the International Court of Justice's (ICJ) opinion on the legality of Kosovo's independence and says it will abide by its decision. Kosovo unilaterally declared its independence from Serbia in February, but Belgrade has refused to

发表于:2019-01-11 / 阅读(512) / 评论(0) 分类 VOA标准英语2008年(八月)

This is the VOA Special English Health Report. Bethesda, Maryland, near Washington, D.C., is home to the National Institutes of Health. N.I.H. calls itself the Nation's Medical Research Agency. But it supports research worldwide with its budget of a

发表于:2019-01-11 / 阅读(445) / 评论(0) 分类 VOA慢速英语2008年(十一)月

AS IT IS 2015-11-02 Can Fish Teach Humans to Regrow Teeth? 人类能学习鱼类的牙齿再生术么? Most people are born with two sets of teeth. They use baby teeth to break down food as children. As they become adults, the baby teeth are replaced

发表于:2019-01-12 / 阅读(423) / 评论(0) 分类 2015年VOA慢速英语(十一)月

By Ted Landphair Washington 26 July 2007 For a second time in a year, President Bush has vetoed a bill that would have sanctioned federally funded stem cell research using human embryos. His stance reflects conservatives' view that destroying life to

发表于:2019-01-12 / 阅读(494) / 评论(0) 分类 2007年VOA标准英语(七月)

An end to grey hair and crows-feet could be just 10 years away after scientists showed 科学家发现,动物的衰老过程有可能逆转。 it is possible to reverse ageing in animals. 从此以后,可能仅需10年,人类就可以告别白发

发表于:2019-02-01 / 阅读(530) / 评论(0) 分类 趣味英语

An Ingenious Love Letter 一封绝妙的情书 There once lived a lad who was deeply in love with a girl, but disliked by the girls father, who didnt want to see any further development of their love. The lad was eager to write to the girl, y

发表于:2019-02-07 / 阅读(542) / 评论(0) 分类 阅读空间

Finding a Healthier Lifestyle - Committing to Change Everyone wants to live a healthier lifestyle and everyone wants to look better in their swimsuit. However, many people don't know where to begin or what questions to ask. Six months ago I was in th

发表于:2019-02-08 / 阅读(592) / 评论(0) 分类 阅读空间

WASHINGTON, April 16 (Xinhua) -- Researchers at the University of Colorado (CU) have found that lack of a specific gene interrupts neural tube closure, a condition that can cause death or paralysis. The study was the cover story this week in the jour

发表于:2019-02-18 / 阅读(576) / 评论(0) 分类 英语新闻
学英语单词
acro-edema
AGMB
algiomotol
altar bell
amplicons
anything under the sun
arled
artificers
asset-classes
ated
ballot theory
bandaletta
better safe than sorry
biological elimination
bioreduction
booboo
cable-railway
carboloy dioxide gas compressor
circuit realization of multivalued function
command prompts
constant stress test
corporeal thing
delynn
deranencephalia
DHBSAG
digital preassembly
electric(al) stunning
electron-beam drilling
electronic central office
electrostethophone
enquire of
floyte
folder filter
Formaggio, Mte.
foxly
French polished
frontolacrimal suture
gear factory
geometric parameter
george westinghouses
half-quartern
hemeyer
hydroxybenzaldehydr
ice crystal impression
indate
indefinite-pronoun
Jean Le Rond
keyless bored propeller
lagenaria sicerarias
light emitting diodes (LED)
Lysholm helical lobe positive displacement type compressor
main exhaust fan
marek's disease-like viruses avian marek's disease
marquands
masticatory diplegia
minettia (frendelia) rufiventris
module specification
moscoso
multistylus recording
mungiki
needle jack
Niverton
nonmetabolized
norcery
offendour
oto-onycho-peroneal syndome
oxytuberostemonine
palys
pannus siccus
pericementum
personal debt
physiological acoustics
piptocephalis formosana
prebane
pregnant antimony solution
producing seed second year
quasi-complexity
ramphastidaes
receptary
recolour
reserve for inadequacy
robin's
row-bowls
salto
Scutellaria wenshanensis
Shuwaymīyah, Ra's ash
size of crank
snake root
sturionic
surge line
system environment
theory of grazing
total blindness
trigone of urinary bladder
underpick
valvate anther
vestibule entrance door
whitewall
Wilshere
worn to a thread
Yashkino