[网络] 胚胎性

[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(564) / 评论(0) 分类 历年考研英语阅读理解

An American law that blocks placement of Native American children with non-native American families was ruled illegal earlier this month. A federal judge in Texas announced the decision, surprising many native groups. The judge said the Indian Child

发表于:2018-12-08 / 阅读(191) / 评论(0) 分类 2018年VOA慢速英语(十)月

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(187) / 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(190) / 评论(0) 分类 Scientific American(十二)月

说一口流利的英语,从简单的单词开始。 听听,读读,背背,今天你的词汇量又增加了5个。 单词/词义 中英例句 单词听读 facet [ 5fAsit ] The skill with which

发表于:2018-12-30 / 阅读(189) / 评论(0) 分类 每日攻克5词

From VOA Learning English, this is Everyday Grammar. This week, we will learn a few English words and phrases that are commonly misused in English. Even well-educated native English speakers make the mistakes you will read and hear about today, inclu

发表于:2019-01-02 / 阅读(209) / 评论(0) 分类 2017年VOA慢速英语(一)月

Native American Artists Ask Lawmakers to Stop Fake Art Many Native American artists are quitting their trade because they cannot compete with the low prices of fake artwork. William Woody is the top law enforcement official at the Fish and Wildlife S

发表于:2019-01-02 / 阅读(216) / 评论(0) 分类 2017年VOA慢速英语(七)月

A recent report confirms what Native Americans have always known: Most people in the United States know little, if anything, about American Indians. And what they do know is based on questionable information spread by traditional media. At the same t

发表于:2019-01-03 / 阅读(299) / 评论(0) 分类 2018年VOA慢速英语(八)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(285) / 评论(0) 分类 英语讨论

More coming up on Day to Day from NPR News. From NPR News, it's Day to Day. Americans are loath to vote for higher taxes, except when it comes to smoking. On election days, states like Arizona and South Dakota voted for increased taxes on the sales o

发表于:2019-01-08 / 阅读(268) / 评论(0) 分类 2006年NPR美国国家公共电台

Photos Show Todays Native Americans Matika Wilbur has a goal that will take her across the United States. She plans to photograph every federally recognized Native American tribe in the country. She hopes that her photographs will help end the many s

发表于:2019-01-12 / 阅读(186) / 评论(0) 分类 2015年VOA慢速英语(十)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(201) / 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(206) / 评论(0) 分类 2017年NPR美国国家公共电台9月

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(317) / 评论(0) 分类 2006年VOA标准英语(七月)

A man who was born in the state of Yan grew up in the state of Chu.At his old age he decided to return to the state of Yan.On his way he passed the state of Jin.His fellow travellers played a trick on him.They pointed at a city of the state o

发表于:2019-02-03 / 阅读(228) / 评论(0) 分类 趣味英语

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(332) / 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(160) / 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(190) / 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(203) / 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(168) / 评论(0) 分类 经济学人综合
学英语单词
accelerated rate of technical change
admissible symbol
adrenal veins (or suprarenal veins)
Alaprin
alternated
anaphylactoid reaction
Arsenazo I
artificial brain
automaticdischarge opening
axcess
battle of Philippi
beta-binomial
Beth-shemesh
block sketching
Blorenge
book entry security
borax bath metallizing medium
Bulloo L.
callidula attenuata
carrier-to-noise-density ratio
censure motion
charging aisle
charlestowns
Cinnamomum petrophilum
circle sprinkler
Cochleanthes
colaizzi
compacted sand layer
condensate drain outlet
condition of sales
countermachine
data directed reasoning
data reduction
dente
Dickson Land
Dobrotesti
Dover's preparation
duplicate of the kilogram
eatss
ending frame
enhalo
Epith
financial diplomacy
Finn R.
format denotation
full-filled band
high speed universal lathe
hill lily
hog cholera sera
home signal limit
hubbier
Hurghada
ion-implant
irreversible throttling procedure
john-william
Lapri
long distance telegram
LS antigen
lumped mass
make eyes at
market level
mashie
Mikhail
missa brevis
mother-current
multi-access method
neighbourhoods
northern limit
Obernai
objectivated
oilbreaking
oral motor behavior
overall balance statistics of national economics
PAFI
Paraquilegia
planned selling
pool pooling system
precleaner
programming cost
put on the buskin
rain-print
relinquishers
resentingly
Sangker
sanicula europaeas
Sanjai R.
shurgee
smiteful
spathulifolia
SSB modulation
steam-methane process
suh
swaddle
tectivirus
tigloyloxytropanol
tinting
unauthorized signature
us mers
vote smurfing
wife-beatings
Wilhelmsburg
workgroup productivity package