(对妇女或优良母畜的)胚胎移植[参较egg transfer]

There’s a news poll out tonight on another major controversy: human cloning. When asked whether scientists should be able to clone human, 85% said no, 11% said yes. Congress is working on legislatio

发表于:2018-11-28 / 阅读(154) / 评论(0) 分类 疯狂英语2002年

Modern Living The Seans' Caged House Sean (husband): When an architect designs a house for themselves and their family, they have to attempt to 1)accommodate those, needs of the family. That's that's

发表于:2018-11-28 / 阅读(145) / 评论(0) 分类 疯狂英语2004年

[00:00.00]在线英语听力室( www.tingroom.com )友情制作 [00:03.81]1999 Passage4 [00:07.51]When a Scottish research team startled the world [00:10.54]by revealing 3 months ago [00:12.61]that it had cloned an adult sheep, [00:14.94]President Clinton move

发表于:2018-12-01 / 阅读(333) / 评论(0) 分类 历年考研英语阅读理解

Medical milestone tonight making world headlines, the first woman ever to have a successful uterus transplant is now pregnant, doctors are being cautious but they are encouraged tonight, and here is ABC's Lama H. 22 year old Derya Sert is something o

发表于:2018-12-02 / 阅读(95) / 评论(0) 分类 万花筒2013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(67) / 评论(0) 分类 万花筒2006年

Little girls are made of sugar and spice and, according to a study published in the journal Cell, a fierce determination to maintain their girlishness. Because it seems that a single gene keeps their ovaries from turning into testes. Scientists have

发表于:2018-12-24 / 阅读(81) / 评论(0) 分类 Scientific American(十二)月

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(148) / 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(115) / 评论(0) 分类 CNN2010年(五)月

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(77) / 评论(0) 分类 英语新闻

RACHEL MARTIN, HOST: Scientists doing embryo research are facing some sensitive questions over a new generation of scientific experiments, questions like how long should scientists be allowed to keep human embryos alive in their labs to study them? A

发表于:2019-01-16 / 阅读(91) / 评论(0) 分类 2017年NPR美国国家公共电台3月

ARI SHAPIRO, HOST: For the first time, scientists have altered the DNA in human embryos to make a fundamental discovery about early human development. Scientists say this proves that modifying genes and human embryos can reveal powerful insights into

发表于:2019-01-16 / 阅读(84) / 评论(0) 分类 2017年NPR美国国家公共电台9月

Now have you sinned since our last broadcast? The Catholic church is worried people aren't taking sins seriously enough. So the Vatican has decided to update its list of the seven deadly sins. But whereas the focus of the traditional sins--LUST, GREE

发表于:2019-01-30 / 阅读(156) / 评论(0) 分类 英伦广角

By Deborah Tate Washington 17 July 2006 The U.S. Senate Tuesday is expected to approve federal funding for expanded embryonic stem cell research, despite a veto threat from President Bush who opposes the idea on moral grounds. -------- On the eve of

发表于:2019-01-31 / 阅读(144) / 评论(0) 分类 2006年VOA标准英语(七月)

By Carol Pearson Washington, DC 17 January 2007 watch Uterus Transplant report A New York hospital is taking initial steps to offer the first uterus transplant in the United States. Doctors in Saudi Arabia performed the procedure a few years ago but

发表于:2019-01-31 / 阅读(137) / 评论(0) 分类 2007年VOA标准英语(一月)

20 top predictions for life 100 years from now Last week we asked readers for their predictions of life in 100 years time. Inspired by ten 100-year predictions made by American civil engineer John Elfreth Watkins in 1900, many of you wrote in with yo

发表于:2019-02-05 / 阅读(234) / 评论(0) 分类 阅读空间

Reporter: A universal two-child policy is expected to be passed by the top legislature by the end of the week as it concludes its latest bimonthly session on Sunday. The new rules would come into effect on January 1. Zhai Zhenwu, Head of the China Po

发表于:2019-02-06 / 阅读(61) / 评论(0) 分类 英语新闻

During the weekend, 2 couples and their families invited the media newspapers, TV and radio to interview them about embryo donation. The first couple had two teenage boys and the second couple had a 3-month old baby girl. Couple 1s 16 year old son wa

发表于:2019-02-06 / 阅读(90) / 评论(0) 分类 新西兰英语

Brave New World by Aldous Huxley Chapter Eight OUTSIDE, in the dust and among the garbage (there were four dogs now), Bernard and John were walking slowly up and down. So hard for me to realize, Bernard was saying, to reconstruct. As though we were l

发表于:2019-02-16 / 阅读(70) / 评论(0) 分类 有声英语文学名著

Oocyte cryopreservation, or egg freezing, is a procedure where a woman's ovum are removed, frozen and placed in long-term storage. When the woman is ready to become pregnant, the eggs can be thawed, fertilized and transferred into her uterus. The tec

发表于:2019-02-18 / 阅读(76) / 评论(0) 分类 英语新闻

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(70) / 评论(0) 分类 经济学人综合
学英语单词
allocate storage
analog-digital simulation
Balsalazine
begrudge
Blastomyces farciminosus
bleed ... dry
bobroff
bowdlerizer
brachial nervures
Bupleurum kaoi
burner cup
carbamide scraper
cellulae mastoideae
chessnut
chick embryo antigen
cobrand
cohesive energy density (CED)
conicine
counter-counter measures
cover girl
crouch running
data given in tabular form
decloxizine
deficiently
democratic management of enterprises
digital arteries
dihigo
disco-beat
ductulus aberrans superiores
Edward Fitzgerald
estrade
exponential approximation
felber
ferdie
fermi-dirac distributions
field protection
firm bid and ask quotations
fourth official
frock coat
garnishor
gasoline doping
give full measure
globe callipers
glycosylsph
graphic input unit
hearthless
human host
hydraulic beamer
Karakalli
kupper
Ledl
London foreign exchange market
marylin
master serial number
mylohyoid sulcus of mandible
myogenic tonus
myomatous sarcoma
nauseated
nautical system
networking system
non-engineering
nudle
oil lubricator
orlop
parastatal
penetrating pricing
perilaryngitis
Peterson coil
photo-respiration
photometry heterochromatic
piggy back twistor
pneumatic stapler for metallic mesh
podamos
polyphagous insect
power (for direct current)
prephenate
pulsed-plasma arc welding
radioactive fission fragment
rate of well-flushing
Sanaroa I.
soluble electrode
stabilization policy
subbing in
supertonic
tax cuts
tear someone off a strip
the international community
tool carriage
tough-guier
transfer electrode
Trematodonteae
trilateral
tuberositas ossis cuboidei
ungravely
university of illinois
viridiflorate
visser
weighing bottle
wet bike
what in the hell
yah boo sucks to you
yamulka