音标:[p'ri:'embri:əʊ] ;
n. (胎儿的)胚前期
词型变化:名词复数形式 : pre-embryos

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(188) / 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(386) / 评论(0) 分类 历年考研英语阅读理解

Sorry,there is not text temporarily, Please help tingroom to look for it! 如果您能找到更好的听力原文,请发贴到 听力原文收集区 ,您将会获得10到30积分的奖励! Thank you!

发表于:2018-12-04 / 阅读(153) / 评论(0) 分类 英文魔法师字源大挪移

IN THE NEWS - John Kerry Chooses John Edwards for Vice President By Cynthia Kirk Broadcast: Saturday, July 10, 2004 This is Bob Doughty with In the News, in VOA Special English. The Democratic Nationa

发表于:2018-12-07 / 阅读(154) / 评论(0) 分类 教育与新闻

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(105) / 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(117) / 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(191) / 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(153) / 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(115) / 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(137) / 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(129) / 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(188) / 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(218) / 评论(0) 分类 2006年VOA标准英语(七月)

By Kurt Achin Seoul 25 February 2008 The former Seoul mayor who swept December elections in South Korea is getting used to his new title: Mr. President. Lee Myung-bak has taken his oath of office in a formal ceremony in the South Korean capital. VOA

发表于:2019-01-31 / 阅读(155) / 评论(0) 分类 VOA常速英语2008年(二月)

今天我们要学的词是 pre-order. Pre-order 预购。iPhone5问世了。The iPhone5 went on pre-order just after midnight Pacific time last Friday. iPhone5 于美国西部时间上星期五凌晨12点一过开始预售。Roughly one hour after t

发表于:2019-02-04 / 阅读(156) / 评论(0) 分类 英语单词荟萃

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(271) / 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(106) / 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(131) / 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(116) / 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(108) / 评论(0) 分类 经济学人综合
学英语单词
abpe
absolute conditions of an action
aligning ring
as if rooted to the spot
ballospore
be on the cops
before the times
benzazine
bollards
button tab
canella bark
carrier line section
casting spot
ciliary fold
colosi
completely regular space
consign sth to mothballs
cospectral
Crex
Crvenka
deadweight tons
Diaphenylsulphone
diode laser pointer
ducted-fan jet engine
endovascular neurosurgery
epigenetics
epithema taiwanensis fasciculata
erysiphe tabaci sawada
find destination
float-type raingauge
for fear lest
fundiloon
gate width-to-length ratio
genetic analysis
george bernard shaws
HAHSA
hautecuisine
Hypernephrin
immediate indebtedness
in the very nature of things
independent travel
inventar
inverter stage
Irezin
irreplaceability
isanomalic line
Kadaingti
Kraiburg am Inn
land-locked
large-scale turbulence
leadens
light-conductive polymer
lored
melchite
methylenomycinB
mineral acidity and alkalinity
mining expense
multiplier function
needle-like phase
northupite
Okwa
ophthalmotonometey
oxide-induced stress
partes lumbalis
pdf
peltandras
pennyroyal
Poa infirma
press noodle
primary holes
project management mode
psychiatric epidemiology
pterophytes
radiomarker
rent gradient
Rossinian
short wave telegraph telephone transmitter
simplisticness
Sir John Frederick William Herschel
spring-ring dowel
suction spindle
survival conditions
Tay-Sachs(disease)
TEBG
the affirmative action of entrance examination
the human condition
time-variable control
transcendental-philosophy
uroporphyrinogen decarboxylase
vanadium oxydibromide
variable gain damping
Vaucluse, Dép. du
vegetarian burger
venae ovarica
Weil homomorphism
white i. kvitoya
working berm
yeast cloning vector
yellow oil silk
yeoman rating
yoga
zeit