[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(207) / 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(206) / 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(400) / 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(118) / 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(127) / 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(212) / 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(163) / 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(127) / 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(165) / 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(151) / 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(154) / 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(150) / 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(142) / 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(212) / 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(232) / 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(280) / 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(119) / 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(141) / 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(130) / 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(115) / 评论(0) 分类 经济学人综合
学英语单词
absorbed surface film
airline code number
Anadoluhisarι
anti-mycotic finish
antitank ditch
arsenohauchecornite
AspectJ
blowers
Bupleurum malconense
catayst selectivity
circinatus
clockwork orange
coherent output
computer-enhanceds
conservative-liberal
continuous method of observation
couoxylon
croziered
cuprous oxychloride
cyanomethyl-dithio-benzoate
cyberliteracy
cyclotomic equation
deferred repairs and maintenance
display full pages
doubled goods
Drabenderhöhe
elegant-looking
elevating gearing
enteronephric
exit route
external effect on decay constant
family Dasyproctidae
Federal sector account
Ficus septica
get a peep
glide path angle
hairspring stud screw
hesperetol
hog-bean
hot air fan
hypothrombinaemia
inductive gap
interscribing
Itacaiuna, R.
landing beam beacon
leggoes
level vessel
major blast
musico
Nambala
named system
near infrared camera
noce
nonminer
nonnumerable set
nose-heavy
oil slick boom
onestep
outspends
packed lunches
papular pruritic gloves and socks syndrome
photocleistogamy
piqure diabetique
plwe
poleyns
polygala hybrida dc.
pregnancy-test
pseudanthias pascalus
pvoes
relief fund
rewilding
right to a fair trial
Rouse, Cape
sack conveyer
sanitary pottery
Schizachyrium brevifolium
secularium
semiinsulated
shinhopple
short shaft crusher
Sindis
singlepoint mooring
sitewide
Skrzyszów
solja rags
soygneusly
spin-orbit splitting
steam-water shock
swap table
testosterone phenylpropionate
tootler
top filling
toxin receptor
tree guide frame
turn-taking
ungilt
usis
vibro-compact fuel element
ward-round
wastrel
white-graft reaction
X-ray background radiation