[网络] 非胚胎毒性

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(135) / 评论(0) 分类 疯狂英语2004年

Britney Spears--Toxic Baby, can't you see, I'm callin' 亲爱的 难道你不知道 我殷殷的呼唤 A guy like you should wear a warnin' 你这样的俊俏 总叫我没有安全感 You're dangerous, I'm fallin' 你真的太危险 我要坠入爱河了

发表于:2018-11-29 / 阅读(144) / 评论(0) 分类 英文歌曲第一辑

[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(320) / 评论(0) 分类 历年考研英语阅读理解

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(55) / 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(69) / 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(138) / 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(103) / 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(64) / 评论(0) 分类 英语新闻

A court in the Ivory Coast has sentenced two men to prison terms for dumping toxic waste that killed 17 people two years ago in Abidjan. But activists are criticizing the case because the trading company that transported the waste was not prosecuted

发表于:2019-01-10 / 阅读(113) / 评论(0) 分类 VOA标准英语2008年(十月)

By Lisa Bryant Abidjan 15 December 2007 More than a year after 500 tons of toxic waste from Europe were dumped illegally around the Ivory Coast's economic hub, Abidjan, roughly a fourth of the area poisoned by the spill has not yet been cleaned up. M

发表于:2019-01-10 / 阅读(87) / 评论(0) 分类 VOA常速英语2007年(十二月)

By Selah Hennessy Dakar 10 November 2007 At least seven people are said to be under arrest in the Democratic Republic of Congo (DRC) after radioactive mineral waste was poured into a river in the southeast of the country. Selah Hennessy reports from

发表于:2019-01-10 / 阅读(84) / 评论(0) 分类 VOA常速英语2007年(十一月)

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(78) / 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(68) / 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(144) / 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(120) / 评论(0) 分类 2006年VOA标准英语(七月)

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(220) / 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(43) / 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(74) / 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(61) / 评论(0) 分类 有声英语文学名著

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(60) / 评论(0) 分类 经济学人综合
学英语单词
.ttf files
a thing
aersol sampling
agar plate method
ainur
anaerogenic bacteria
Aneurin Bevan
atomic symbol
baffing
buried piping
cakiest
child-bride
chitonomyces intermedius
Cleoserrata
composite basis
cotton suture
cumulative stress
current ruler
dead-accurate
deviability
diablastic
digested sludge
discrete word intelligibility
doe-skin
drag along
draw the line
enclosed instrument
eolics
Euonymus leclerei
faint-heart
fardis
Fernancaballero
flame scanner
forest productivity
fuzzy theory
Gheorghe Lazǎr
give someone the old heave-ho
grzywnas
Gyri cerebrales
harrow cart
Harshel's demulsibility test
heterododecameric
Holboellia grandiflora
home remedy
indexed random access
inflammable compressed gas
intermeshing rotors helicopter
internally compensated inactive compound
International Press Institute
isotropizes
jamb lining
land expropriation law
land rock
lentricchia
litholabe
llgamenta arcuatum extrenum
low pressure hose
luvic phaiozems
M.G.wrapping paper
Maba, Kep.
magnet driver
mixed powder plant
nonarboreal pollen
open cell expanded rubber
open flume type
oral melanotic macule
paramaladera pishana
Perca fluviatilis
phenotypic correlation
phenylethyl
powerful
pulsed dust collector
put this show on the road
radar video face
rami posterior inferior
raster vector combination
richard morris hunts
rockscape
root canal file with long handle
running torque-frequency characteristic
sea-urchins
semi-nomad
single speed door
smear-dab
spiral DRAGNs
stress-strains
structural models
sublayer laminar
suboptimum reconstruction filter
succus citri
syn isomerism
tearing instability analysis
timber sleeper
turbine drive
unique factorization theorem
unmyelinated nerve
unoaked
vapourisable
variable contrast paper
Vasyl'kivka
wafer-level burn-in
zamangs