胚芽残存率

[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(333) / 评论(0) 分类 历年考研英语阅读理解

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(67) / 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(81) / 评论(0) 分类 Scientific American(十二)月

And I like this 'coz everybody see that a human being can manage an illness like my illness. And everybody can see in this film there is a way to make known the best from your end of your life. So thi

发表于:2019-01-02 / 阅读(149) / 评论(0) 分类 生命物语

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(147) / 评论(0) 分类 英语讨论

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(90) / 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(84) / 评论(0) 分类 2017年NPR美国国家公共电台9月

20In the year that the supreme commander, sent by Sargon king of Assyria, came to Ashdod and attacked and captured it- 2at that time the Lord spoke through Isaiah son of Amoz. He said to him, Take off the sackcloth from your body and the sandals from

发表于:2019-01-17 / 阅读(96) / 评论(0) 分类 圣经旧约 以赛亚书

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(142) / 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(234) / 评论(0) 分类 阅读空间

A couple had been married for 50 years. They were sitting at the breakfast table one morning when the old gentleman said to his wife, Just think, honey, we've been married for 50 years. Yeah, she replied, Just think, fifty years ago we were sitting h

发表于:2019-02-06 / 阅读(60) / 评论(0) 分类 英语美文

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(89) / 评论(0) 分类 新西兰英语

NEW YORK, Jan. 17 (Xinhua) -- American cyclist Lance Armstrong was stripped of a bronze medal he won at the 2000 Olympic Games by the International Olympic Committee (IOC) on Thursday, hours before the airing of his interview with Oprah Winfrey in a

发表于:2019-02-07 / 阅读(90) / 评论(0) 分类 英语新闻

Sara Bareilles是(出生在尤里卡加利福尼亚西北部一城市洪堡)的一名创作歌手和钢琴家。她经常被拿来与Fiona Apple, Norah Jones, Joni Mitchell这些与她同类型的知名歌手比较,即便她并没有受过任何正式

发表于:2019-02-11 / 阅读(82) / 评论(0) 分类 英乐时空

英文歌词: Waiting for your call, I'm sick, call I'm angry call I'm desperate for your voice I'm listening to the song we used to sing In the car, do you remember Butterfly, Early Summer It's playing on repeat, Just like when we would meet I was bor

发表于:2019-02-11 / 阅读(60) / 评论(0) 分类 英文摇滚歌曲

The bark of the cork-tree is first stripped off its trunk when the tree is about thirty years old. This bark is very rough and full of cracks. It is called virgin cork, and it is used to decorate green-houses and flowerboxes. 木栓栎树长到30年的

发表于:2019-02-13 / 阅读(64) / 评论(0) 分类 英国学生科学读本

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(69) / 评论(0) 分类 有声英语文学名著

Stripped to the waist We fall into the river Cover your eyes So you dont know the secret Ive been trying to hide We held our breath To see our names are written On the wreck of 86 That was the year I knew the panic was over Yes since we found out Sin

发表于:2019-02-20 / 阅读(108) / 评论(0) 分类 The Voice 美国好声音

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(69) / 评论(0) 分类 经济学人综合

When Bear's on camera and he's peeling off a leech,don't forget that 当镜头里的贝尔剥离水蛭时 别忘了 behind that camera is another person with a probably equal amount of leeches on him. 在镜头后面 另一个人的身上也有同样多

发表于:2019-03-06 / 阅读(177) / 评论(0) 分类 荒野求生
学英语单词
action rule
adnormal respiration
ahal
aloe saponaria latifolia
aneurysmoplasty
antipneumococcus sera
ayckbourns
balloony
Ban Thung Yai Chi
bike box
break forth
cadmium molybdate
carry propagation delay
certificate for refrigeration appliance
child-molester
Chinese Army technique
cigar case
coding videotelephone
contested
curve lining
deep-frier
delivered payload capability
density-temperature relationship
di-interstitials
diaphragm pressure
disfavo(u)r
DLVY
Electrodiathermy
exalgine
finlan
fire covering
gelifract
Geocyclus
GSR-METER
Haidarabad
haining wool
highestranking
HPSWS (high pressure service water system)
idiochromosomes
IF power amplifier
in blissful ignorance
indicible
insensed
isolators
Kirchzell
Krammer
liberation
lies back
lithologic deposit
loliism
Longhuashan Formation
luck out
Metchnikoff's law
millionc
modular brick
mulberry longicorn
mursal
Neottia tenii
NSBD
optical protractor level
original crack size
paddywaggon
parallel summing network
pay by check
perrier-jouets
phaeophyscia endococcinea
phyllograptuss
pointvetch
rami palpebralis inferior
rationalise
Red Notice
red rattle
retreatlike
runner stone
salivary cell
Salix caspica
scheduling policy
secondary principal stress
sharker
single-pass boiler
spring click
St-Léger
steam projection system
sulcal
sydney morning herald
tantalizer
Taponin
teddy bear cloth
thurfte
tie score
time resolving power
triple purpose carrier
two dimensional nozzle
two-pi counter
unintellectually
valuation profit or loss
vanfuls
virtual signal
visual center
vitiate
woodgates
Xed out