胚胎营养质

[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(379) / 评论(0) 分类 历年考研英语阅读理解

AS IT IS 2015-12-18 Hated Drug Company Head Arrested by FBI 美国黑心药业大亨被捕 A U.S. businessman once described as the most hated man in America was arrested Thursday. 曾被人们称为恶棍的美国商人于周四被联邦调查局逮捕

发表于:2018-12-08 / 阅读(147) / 评论(0) 分类 2015年VOA慢速英语(十二)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(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(116) / 评论(0) 分类 Scientific American(十二)月

Mike: So Dusty, we were talking earlier, and you're telling that you're into marine biology, and that's kind of your background. So, tell me a little bit about why you like - what's your fascination with marine biology? Dusty: Well, the main thing is

发表于:2018-12-25 / 阅读(146) / 评论(0) 分类 原版英语对话1000个

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(190) / 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(149) / 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(114) / 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(135) / 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(128) / 评论(0) 分类 2017年NPR美国国家公共电台9月

Mike: So Dusty, we were talking earlier, and you're telling that you're into marine biology, and that's kind of your background. So, tell me a little bit about why you like - what's your fascination with marine biology? Dusty: Well, the main thing is

发表于:2019-01-25 / 阅读(136) / 评论(0) 分类 英语趣味课堂

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(213) / 评论(0) 分类 2006年VOA标准英语(七月)

By Melinda Smith Washington, DC 05 October 2006 watch Athletes Heart Risk One of the leading causes of death among young athletes on the playing field or court is a heart condition called Hypertrophic Cardiomyopathy. But the results of a 25-year stu

发表于:2019-02-03 / 阅读(205) / 评论(0) 分类 2006年VOA标准英语(十月)

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(267) / 评论(0) 分类 阅读空间

Since the April 20 explosion and fire that sank the BP Deepwater Horizon off-shore oil rig, about 800,000 liters of crude oil a day have been spewing from the broken well into the Gulf of Mexico. The massive spill is threatening marine life, commerci

发表于:2019-02-05 / 阅读(203) / 评论(0) 分类 VOA标准英语2010年(五)月

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(104) / 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(127) / 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(114) / 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(106) / 评论(0) 分类 经济学人综合
学英语单词
absorptive index
abuten
afshin
air port elevation
aneuploidogen
angle of skew back
Anteuil
balaji
ball bearing shielded
Bl. D.
blood-regulating prescription
box-office
bring under subjection
Bus slots
cane layer
canio
capital transactions
catenates
cement kiln ash potassium fertilizer
cheredniks
circumflex accents
cocci pyogenic
cooperation architecture
crankshaft bearing over packing
cry-baby trees
czeslaw
denarian
descries
diuranates
double dotted quaver rest
El Mirage Lake
elastic state
ESOPs
euralex
exhaustion layer
family circles
flowering almond ?
four-address to soap translator (fast)
geraniumlike
given back
glareolas
Gomorovichi
gospel according to marks
Greek-Cypriot
halophilus
handle type fuse
Heyd'syndrome
hot stuff man
hygrothermoscope
interalveolar septa
iodohistidine
keen raczkowski measurement
knife-edgeds
market-driven management
Masharbrum
measure twice, cut once
memory structural units
merchandise receivables ratio
metathorax
mid-speed
Moll checker
monetarisms
motor assisted counterweight system
nasosinusitis
negotiable multiple transport documents
ntumba
opaque backround
ortho-arsenous acid
over compound dynamo
party-trick
peed off
pempel
perbole
philippicus
phospholid-polysaccharide-protein
polyadenosis
prolegomena
pseudogravidity
psoae
Ras el Aïne
rectangular dial
response analysis program
retractable launching device
saddle felt
Scirpus ehrenbergii
sdn bhd
semi-circular trashrack
short-range ballistic missile
sideboy
stalk portion
stone face
streaking
swanneries
tachygastria
tendinous center
therewithin
throttles down
topozone
touched
tree-ring dating
velocity servosystem
waterproofnesses