DAVID GREENE, HOST: A Chinese researcher is claiming to have created the world's first genetically edited human babies. According to the scientist, the genes of two twin girls have been modified to resist HIV infection. That's the virus that causes A

发表于:2018-12-18 / 阅读(25) / 评论(0) 分类 2018年NPR美国国家公共电台11月

听广告学英语:RICHON Aficio Digital Multi-function System理光数码多功能系统 原文:Mary:Everybody calls me a multi-function secretary. One of her bosses (gives her a pad of paper):Mary, pick up this. Mary:Because I have to serve several bosses. Anothe

发表于:2019-01-02 / 阅读(159) / 评论(0) 分类 听广告学英语

Jen: Hello and welcome to 6 Minute English from BBC Learning English. I'm Jen and with me today is Neil. Neil: Hello there. Jen: Todays story is all about allergies. If you have an allergy to something, your body reacts to it in a negative way. Do yo

发表于:2019-01-07 / 阅读(63) / 评论(0) 分类 六分钟英语

Breaking Taboo, Swedish Scientist Seeks To Edit DNA Of Healthy Human Embryos play pause stop mute unmute max volume 00:0004:12repeat repeat off Update Required To play the media you will need to either update your browser to a recent version or updat

发表于:2019-01-16 / 阅读(43) / 评论(0) 分类 2016年NPR美国国家公共电台9月

Finance and Economics 财经商业 Private equity and the Arab spring 私募股权和阿拉伯之春 Tentative steps 投石问路 Investor interest in the Middle East and north Africa remains cautious 投资者对中东、北非的兴趣依旧谨慎

发表于:2019-01-27 / 阅读(23) / 评论(0) 分类 经济学人财经系列

Scientists: Gene Editing Should Stay in Laboratories 科学家称基因编辑技术应该留在实验室 Scientists are debating how to limit their newly-discovered power to change genetic structure. Scientists already modify the genes of farm animal

发表于:2019-02-12 / 阅读(39) / 评论(0) 分类 2016年VOA慢速英语(七)月