[网络] 胚胎

News Spotlight POLITICS In a 1)rambling hour-long radio interview, Russian presidential candidate Ivan Rybkin suggested on Wednesday that for at least part of his five-day absence in Ukraine, he was h

发表于:2018-11-28 / 阅读(324) / 评论(0) 分类 疯狂英语2004年

Imagine being able to override Mother Nature and hand-pick the physical appearance and intellectual traits of your unborn child. Well, thanks to modern science, what may seem far-fetched now could be

发表于:2018-12-11 / 阅读(161) / 评论(0) 分类 万花筒2006年

The One With The Embryos -------------------------------------------------------------------------------- Written by: Jill Condon & Amy Toomin Transcribed by: Eric Aasen ------------------------------

发表于:2019-01-01 / 阅读(148) / 评论(0) 分类 六人行—第1-5季

Jackie: Welcome to BBC Learning English dot com and Insight Plus - a series first broadcast in 2001 that looks at the language of issues you hear about in the news. How far should science go to help the sick and the suffering? Today on Insight Plus,

发表于:2019-01-07 / 阅读(255) / 评论(0) 分类 英语讨论

Misconception. A stunning story especially for couples having trouble having kids. One Michigan couple learning that their frozen embryos were gone, implanted into another woman by mistake. They were understandably flooded by the news -- or floored b

发表于:2019-01-08 / 阅读(200) / 评论(0) 分类 CNN2010年(五)月

This is Scientific American's 60-Second Science, I'm Cynthia Graber. This will just take a minute. It sounds like the title to a Rudyard Kipling tale: how the turtle got its shell. But its actually a question that has puzzled scientists. After all, n

发表于:2019-01-08 / 阅读(203) / 评论(0) 分类 Scientific American(七)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(183) / 评论(0) 分类 2009年NPR美国国家公共电台7月

1. Larry Birkhead says DNA tests prove he is the father of Anna Nicole Smith's infant daughter. He emerged triumphant from a closed hearing in the Bahamas to announce the results. Dannielynn could inherit a fortune in the wake of her mother's death

发表于:2019-01-08 / 阅读(204) / 评论(0) 分类 美联社新闻一分钟2007

If the human genome is the book of life, then Crispr technology is its Microsoft Word. The cut-and-paste technique, invented only three years ago, can be used on fledgling genomes to snip out bits of DNA and, if required, insert new stretches. 如果说

发表于:2019-01-08 / 阅读(182) / 评论(0) 分类 英语新闻

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(174) / 评论(0) 分类 VOA慢速英语2008年(十一)月

Science Behind Penalty Kicks Claims Almost 100% Success 点球背后的科学带来几乎百罚百中策略 Deadlocked football matches often end in penalty kicks, most recently in Sundays World Cup match between Costa Rica and Greece. With penalty k

发表于:2019-01-14 / 阅读(174) / 评论(0) 分类 VOA标准英语2014年(七月)

Hitler's 'Mein Kampf' Returns to Stores as Copyright Expires 由于版权到期,希特勒的《我的奋斗》将再次出版 Annotated reprints of Hitler's semi-autobiographical book Mein Kampf, or My Struggle, are going on sale in Germany and els

发表于:2019-01-14 / 阅读(228) / 评论(0) 分类 VOA标准英语2016年(一月)

这个字出自宗教术语。天主教和基督教都强调“信耶酥得永生”。人要领受耶酥替人赎罪而死的恩典(grace),才能洗清原罪,进入天国。那么,没有机会信

发表于:2019-01-16 / 阅读(168) / 评论(0) 分类 英文语法词汇

AILSA CHANG, HOST: Scientists recently made headlines when they announced they had figured out how to edit DNA in human embryos for the first time. This week, the scientists invited NPR health correspondent Rob Stein into their lab in Portland, Ore.,

发表于:2019-01-16 / 阅读(210) / 评论(0) 分类 2017年NPR美国国家公共电台8月

Breaking Taboo, Swedish Scientist Seeks To Edit DNA Of Healthy Human Embryos play pause stop mute unmute max volume 00:0004:12repeat repeat off Update Required To play the media you will need to either update your browser to a recent version or updat

发表于:2019-01-16 / 阅读(153) / 评论(0) 分类 2016年NPR美国国家公共电台9月

The Chimera Quandary: Is It Ethical To Create Hybrid Embryos? RAY SUAREZ, HOST: Now it's time for our regular feature Words You'll Hear, where we try to understand what's happening in the news by parsing some of the words associated with it. This wee

发表于:2019-01-17 / 阅读(189) / 评论(0) 分类 2016年NPR美国国家公共电台8月

A contraceptive pill that could be taken by men as well as women could be on the horizon. 一种男女通用的避孕药即将问世。 A breakthrough in the understanding of the biology of sperm could lead to a unisex version of the Pill, US governm

发表于:2019-01-19 / 阅读(280) / 评论(0) 分类 实用英语

A 65-year-old Berlin woman who already has 13 children is pregnant again with quadruplets, Germany's RTL broadcaster reported on Sunday. 4月12日,据德国RTL电视台报道,柏林一名65岁的女性怀上了四胞胎,而此前她已经孕育了

发表于:2019-02-05 / 阅读(151) / 评论(0) 分类 阅读空间

Scientists say early experiments suggest it may one day be possible to make babies without using eggs. 科学家称,早期实验表明,将来某一天或许不需要卵子就能孕育出婴儿。 They have succeeded in creating healthy baby mice

发表于:2019-02-17 / 阅读(264) / 评论(0) 分类 阅读空间

Leaders 社论 Gene editing 基因编辑 The baby crisperer 婴儿保险盒 A Chinese scientist claims to have edited the genomes of two babies 中国科学家声称已成功编辑两名婴儿的基因 Humanity's power to control the four-letter code

发表于:2019-02-25 / 阅读(146) / 评论(0) 分类 经济学人综合
学英语单词
2-benzyloxynaphthalene
admiral of the blue
aero-mechanics
air dent method
alaias
Anafi, Nisos
bellatrix
bidding quotation
blackpoll warbler
blue cats
brazeing
burst sequence
butene dioic acid
carbide-type cermet
Clementi, Muzio
commodity statistics
continuous process vuleanizer
control heading group
countervailing duties
country of priority
cryogenic gyro
daesiid
echeness
enduements
ergod
evens up
fama nihil est celerius
family mniaceaes
famous remark
forest fire cloud
forsman
forwarding station
fouring
goldenberry
Gossas
hayt (heite)
heinzs
high-temperature motor
hoerder
HUAC
humidity slide-rule
ideome
Ileoloopogram
immunotargeting
incombustible
index of aircraft icing
iseiconic
josamycin
koenleinite
laboured
laser speckle velocimeter
lepechinia calycinas
literal data
low-population zone
make an alteration to
manusission
manzanola
microcline nepheline syenite
nature of invention
netting knot
Oberau
old lake
once-taboo
Oncócua
oral-lateral
orthomnium dilatatum (mitt.) chen
overgrainers
phosphato-molybdic acid
pine-torch
politenesses
rabical
rake blade
refuelling flask
reoviruss
replica method
rescheduling debt
retroversions
Rhodamine B extra
rohrbacher
roye
rural distribution
russkii
say one's beads
sergentomyia (sergentomyia) souamipleuris
sexers
side-wheel steamer
solid liquid transformation
South Wabasca L.
telephone information briefing service (tibs)
thickness-chord ratio
timofibrate
Topozero, Ozero
trametes sanguinea
ufer
vertical generator
vibration frequency of screen
wakes up to
walk on
water chiller unit
while one is you are about it
winter ferns
witchhazed