胚盖

[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(367) / 评论(0) 分类 历年考研英语阅读理解

Being an American, Donna wants to learn more about the Chinese. She's talking to her Chinese friend, Jeff. D: Hi, Jeff! What's up? J: Nothing much. What about you? D: Same as usual. Here, have a stick

发表于:2018-12-08 / 阅读(342) / 评论(0) 分类 赖世雄中级美国英语

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(97) / 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(111) / 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(184) / 评论(0) 分类 英语讨论

President Obama has lifted restrictions on the use of federal money for research using embryonic stem cells. Some researchers are already making progress using stem cells from umbilical cord blood, which entails no controversy since there is no dest

发表于:2019-01-11 / 阅读(110) / 评论(0) 分类 VOA标准英语2009年(三月)

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(130) / 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(122) / 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(204) / 评论(0) 分类 2006年VOA标准英语(七月)

By Carol Pearson Washington, DC 06 February 2008 Recent studies show that cigarette smoking is one of the most significant factors leading to gum disease. And now, new research indicates smoking marijuana also promotes gum disease even for those who

发表于:2019-02-02 / 阅读(118) / 评论(0) 分类 VOA常速英语2008年(二月)

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(263) / 评论(0) 分类 阅读空间

今天要讲的习惯用语都有这样一个关键词汇: gum。 Gum虽然是个只包括三个字母的简短的词,但是它的意思可不少。比方说,gum可以指嘴里嚼的口香糖,或者是象口香糖那样粘胶似的物质。这时

发表于:2019-02-05 / 阅读(152) / 评论(0) 分类 美国习惯用语

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(95) / 评论(0) 分类 英语新闻

WASHINGTON, June 25 (Xinhua) -- Ryan Lochte edged Michael Phelps in the men's 400m individual medley at the US Olympic swimming trials Monday. Lochte took the lead on the breaststroke leg of the four-stroke event and held off Phelps in the closing fr

发表于:2019-02-06 / 阅读(149) / 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(118) / 评论(0) 分类 新西兰英语

RIO DE JANEIRO, Sept. 27 (Xinhua) -- The leader of Fluminense's defense, Gum was announced on Tuesday to need a period of two months to recuperate from a detached tendon in his upper right thigh. With only 12 rounds remaining in the 2011 Brazilian Ch

发表于:2019-02-08 / 阅读(140) / 评论(0) 分类 英语新闻

Private funeral held for Fawcett 福塞特的私人葬礼 A private funeral has been held for US actress Farrah Fawcett, who died last week of cancer. Her partner, actor Ryan O'Neal, was a pallbearer (抬棺者) Their son Redmond, who was recently jailed on

发表于:2019-02-08 / 阅读(170) / 评论(0) 分类 英语新闻

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(112) / 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(103) / 评论(0) 分类 经济学人综合

Pre-Listening Vocabulary ban: to disallow disposal: the throwing away of waste sensor: a device that receives a signal and responds Free Trade Agreement: a formal agreement between countries to trade freely without government interference medicinal:

发表于:2019-02-27 / 阅读(148) / 评论(0) 分类 趣谈英语
学英语单词
aas(automatic audio switching system)
administring
admissible clearance
antifinance
axle centering machine
back edging
Balkano-
bare and line chart
blown-in
calamodendron
Calnali
cam plastometer
carbon reistor
Celeport
chillaxin
chloruresis
cholesterohydrothorax
compensated excitation system
compression type vacuum ga(u)ge set
Corti arches
crystal pyroclast
dasyatis ushiei
depth psychology
desolators
die dunghill
disazo dyes
driver cannon pinion friction spring
dynamical viscosity
embryonic age
English Midlands
experimental meson spectroscopy
farias
finchings
flat-seated valve
gold exchange
hammarby
harran (altinbasak)
headship
heat ageing test
hierarchical model following controller
highly geared
highly-experienceds
hollypod
ice color process
immovable pleasure boat
income accounts
informal education
Itajuba
Kanaga Island
Lancashire boilers
left-to-right parser
leucotrope
lithium-water battery
Lokosovo
macrofibres
main lukah (malaysia)
Manganeses de la Lampreana
manhandles
Marchamalo
measuring rate
Menlough
microregion
miscegenation
niggerling
O. C.
of great nicety
ombrometer
pantos
partial fiduciary issue system
patternmaking material
petitpas
pharyngeal endothelioma
phonetic lesion
Plantagenets
plastic-like
prior imformation
remainder of interpolation
rhomboid sinuses
ripeness for cutting
rolled tap
runch
Sang-e Safīd
segment table length
self-synchronism
semi-acoustic
sensory placode
smutter
spectral background
spectrum line
suicide trees
symmetrical breaking
the doctor's
time control conversational
trojanowski
tunnel speed
ULQ
vallauriss
Vialin
vice president finance
vinyl cyanides
visus acrior
zero-lap