单词:embryotomies
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Major discoveries don't happen very often. Furthermore, these discoveries rarely cause scientists to re-examine something they once thought was true. This month, National Geographic Channel explores a mystery that will do just that. China's Mystery M
[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
Floodwaters Threaten Iconic American Landmark 洪水威胁美国伊州标志性地标 PLANO, ILLINOIS The Farnsworth House in the Midwest State of Illinois is one of the most iconic homes in America. Thousands of tourists visit the site every year. I
水漫名屋:美国地标建筑受洪水威胁 The Farnsworth House in the Midwest State of Illinois is one of the most iconic homes in America. Thousands of tourists visit the site every year. Its location near a river inspired the design of the h
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
Speaking to a Baby or Young Child My sister had to go out of town for a couple of days and I offered to look after her 18-month-old twins. It wasnt long before I realized that I was over my head! ... Colleen: Okay, you two, its time to go beddy-bye.
My sister had to go out of town for a couple of days and I offered to look after her 18-month-old twins. It wasnt long before I realized that I was over my head! ... Colleen: Okay, you two, its time to go beddy-bye. Baby: No! Colleen: Yes, lets get y
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,
洪水威胁美国标志性建筑 It is literally a glass house, situated along the Fox River in rural Plano, Illinois. 字面上讲这是座玻璃房子,它位于伊利诺斯州乡村地区普莱诺的狐狸河畔。 For Dr.Edith Farnsworth, the g
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
STEVE INSKEEP, HOST: You'd like to think that a kid learning to cook would do it by spending hours in the kitchen with a loving parent. But failing that, there is YouTube. For our series on children's media, NPR's Neda Ulaby introduces us to a celebr
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
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
If you've ever struggled to carry out day-to-day tasks for fear of ruining a fresh manicure, a new product may be right up your street. 如果你在做日常家务时,担心破坏新做的美甲,现有一种新产品可能正对你的心意。 No
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
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
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
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
There is not a DJ that can say they are not like Justin Bieber 几乎所有的DJ都喜欢Justin Bieber and he won people over,Wow that was nice man 他可以把人吸引过来 唱的不错 小伙子 Justin Biber do not forget us Bro Don't forget us