胚并合

[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(387) / 评论(0) 分类 历年考研英语阅读理解

For many foreigners, part of the attraction of China is its mysterious and ancient splendor. But what attracts Chinese people? It was something that Paloma Sanchez, a certified GIA gemologist from Spain, had to learn through first-hand experience. Pa

发表于:2018-12-02 / 阅读(144) / 评论(0) 分类 2016CRI中国国际广播电台

Now the speed of light is a very,very big number. 光速是个很大的数字 So if we just take a small amount of mass, 所以只要一点点质量 you get a huge amount of energy. 就含有大量能量 And that's the energy which actually powers ou

发表于:2018-12-07 / 阅读(190) / 评论(0) 分类 太阳科普

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(106) / 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(119) / 评论(0) 分类 Scientific American(十二)月

Quixotic Fusion是一个集合空中杂技、舞蹈、戏剧、电影、音乐、视觉效果的艺术家团体。在TED2012大会上,他们带来了三段动人的舞蹈演出

发表于:2019-01-05 / 阅读(133) / 评论(0) 分类 TED公开课:艺术与幻觉

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(192) / 评论(0) 分类 英语讨论

First, the second part of that title isnt true. You either forgot who loves you, or need to find more people who do. But there may be times where you feel alone and depressed just about everyone has spells like that, or is strong enough to admit it.

发表于:2019-01-08 / 阅读(118) / 评论(0) 分类 实用英语

By David McAlary Washington 21 November 2006 The United States and more than 30 other nations have signed a $13 - billion agreement to develop a form of nuclear power in a process called fusion. In a Paris signing ceremony, they agreed to cooperate

发表于:2019-01-12 / 阅读(255) / 评论(0) 分类 2006年VOA标准英语(十一月)

The name says it all - Jeff Lorber Fusion. Keyboardist and composer Jeff Lorber brings back his old Fusion moniker for an album reminiscent of his very first band. For the past 20 years, he's been known simply as Jeff Lorber, so it was just a matter

发表于:2019-01-13 / 阅读(150) / 评论(0) 分类 VOA标准英语2010年(六)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(141) / 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(131) / 评论(0) 分类 2017年NPR美国国家公共电台9月

Fusion is how stars produce energy. It occurs when the nuclei of light atoms, such as hydrogen, are fused together under extreme pressure and heat. Tokamak Energy, from Oxfordshire, believes that the third version of their compact, spherical tokamak

发表于:2019-01-17 / 阅读(206) / 评论(0) 分类 2015CRI中国国际广播电台

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(221) / 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(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(107) / 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(132) / 评论(0) 分类 新西兰英语

CHICAGO, Dec. 9 (Xinhua) -- Ford Motor Co. said Friday it is recalling more than 128,000 Ford Fusion and Mercury Milan sedans over concerns the wheel studs could crack and cause the wheels to separate, Detroit News reported. The recall includes 128,6

发表于:2019-02-14 / 阅读(145) / 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(120) / 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
adenophylla
amino-ethylcysteine
aminoadipic acid pathway
Animal Relief Fund
authouress
autogenus
barycentric coordinate system
bilitis
binding knot
blast rate
bowcases
catalyst spraying
centre punching
changes up
closed inequality
coarse fragments
combinatorial test
cyst of thymo-pharyngeal duct
damage cost
deep cervical artery
Devanagari script
devilling
drive mechanism
elevating spindle
emulsum
expirometer
fail link
femble
floor clock
for another thing
fully oriented filament
good curtain
Guignol
host language dependent
inclined reel
just once
lauraine
Leontice
liability method
light duty motor trolley
manufacturing statistics
market station
martial arts ground
matidia spatulata
meadowdale
microsphere foam
miss punch
mixed macrocommand
mixed water
modified paste of pineneedle
Momakha
monstrum heteromorphosum
mucopolysaccharidosis
multiplicative quadratic form
noches
non-viscous fluid
obmutescent
palatine papilla
polarization of dielectrics
position invariant operation
postmodernize
production-type test
profit earning efficiency
Prosobranchia
pull yourself together
quartzipsamments
qwest
Rasborinus formosa
recoil start
rectus in curia
Rhabdopleurida
ribbed container
right-hand page
satisfy the need for
seclusory
single purpose reactor
sponge plastic
structural tile
student support
superclausal
syncolumella
temporal lobe
the operator
tirelessly
transport agreements
Treasure of the Sierra Madre
TRIPHOROIDEA
tuberculum puberty
tubo-ovarian pregnancy
turn coats
u.t.
under-
unumlauted
urethral apoplexy
user guide
variation monitors
walllike
wedger
weed destroyer
wooden battery box
xanthylium uranyl chloride