双层胚

VOA慢速英语2013 American Intelligence Report Predicts China will be World’s Leading Economic Power by 2030

American Intelligence Report Predicts China will be Worlds Leading Economic Power by 2030 From VOA Learning English, this is IN THE NEWS in Special English. A new American intelligence report this week predicted Asias economic power rising in the com

发表于:2018-12-07 / 阅读(31) / 评论(0)

2013年VOA慢速英语(五)月

VOA慢速英语2011--The United States Postal Service Warns o

Economics Report - The United States Postal Service Warns of Default 经济报道 - 美国邮政面临违约 This is the VOA Special English Economics Report. 这里是美国之音慢速英语经济报道。 The United States Postal Service has a his

发表于:2019-01-12 / 阅读(56) / 评论(0)

2011年VOA慢速英语(九)月

美国国家公共电台 NPR Embryo Experiments Reveal Earliest Human Development, But Stir Ethical Debate

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(54) / 评论(0)

2017年NPR美国国家公共电台3月

美国国家公共电台 NPR Editing Embryo DNA Yields Clues About Early Human Development

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(42) / 评论(0)

2017年NPR美国国家公共电台9月

美国国家公共电台 NPR Paul Knoepfler: What Are The Unintended Consequences Of Human Gene Editing?

GUY RAZ, HOST: OK. So Juan Enriquez is saying that this is all superpromising and exciting, and we could actually eliminate disease. And we could create... PAUL KNOEPFLER: Right. RAZ: ...You know, future humans who are immune from these horrible affl

发表于:2019-01-16 / 阅读(46) / 评论(0)

2017年NPR美国国家公共电台9月

新西兰英语 164 Embryo donation

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(41) / 评论(0)

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学英语单词

a Judas kiss

A stick is soon found to beat a dog.

adhesive paper tape

algometric

Alice in Wonderland syndrome