Modern Living The Seans' Caged House Sean (husband): When an architect designs a house for themselves and their family, they have to attempt to 1)accommodate those, needs of the family. That's that's

发表于:2018-11-28 / 阅读(137) / 评论(0) 分类 疯狂英语2004年

Is Cloning the Future? Saving lives has always been an important mission of science. Now science, and indeed all society, is facing a new dilemma:whether or not to try and save more lives through huma

发表于:2018-12-31 / 阅读(70) / 评论(0) 分类 有声英文阅读

On Rack 10 rows of next generation's chemical workers were being trained in the toleration of lead, caustic soda, tar, chlorine. 第十道架上一排排下一代的化学工人正在承受着铅毒、苛性苏打、沥青和氯气伤害的锻炼。

发表于:2019-01-01 / 阅读(94) / 评论(0) 分类 美丽新世界

He rubbed his hands. For of course, they didn't content themselves with merely hatching out embryos: any cow could do that. 他搓搓手。因为当然,他们并没有以孵化出胚胎为满足:孵化胚胎是无论哪条母牛都能干的事。

发表于:2019-01-01 / 阅读(60) / 评论(0) 分类 美丽新世界

The spidery steel-work of gallery above gallery faded away in all directions into the dark. 一层层蜘蛛网样的钢架长廊从各个方面往黑暗里模糊了去。 Near them three red ghosts were busily unloading demijohns from a moving stairc

发表于:2019-01-01 / 阅读(74) / 评论(0) 分类 美丽新世界

Next to the Liners stood the Matriculators. 生产线工人旁边是收纳员。 The procession advanced; one by one the eggs were transferred from their test-tubes to the larger containers; 流水线继续前进;卵子一个个从试管转入更大的

发表于:2019-01-01 / 阅读(59) / 评论(0) 分类 美丽新世界

We use those in my field of bone marrow transplantation. 我们把这些干细胞用于骨髓移植领域。 Geron, just last year, started the first trial using human embryonic stem cells to treat spinal cord injuries. 杰龙去年开始第一次尝试

发表于:2019-01-03 / 阅读(95) / 评论(0) 分类 TED演讲科学篇

One of the goals of regenerative medicine is to make tissue to replace our own damaged body parts. Thats still a ways off. But starting with mouse embryonic stem cells, researchers have succeeded in creating heart muscle that actually beats. The stud

发表于:2019-01-08 / 阅读(96) / 评论(0) 分类 Scientific American(十)月

This is Scientific Americans 60-Second Science. Im Steve Mirsky. Got a minute? A rolling stone gathers no moss. But a salamander embryo can attract algae inside its tissues and cells. This intimate co-habitationthe first ever seen between algae and a

发表于:2019-01-08 / 阅读(118) / 评论(0) 分类 Scientific American(四)月

1. Larry Birkhead says DNA tests prove he is the father of Anna Nicole Smith's infant daughter. He emerged triumphant from a closed hearing in the Bahamas to announce the results. Dannielynn could inherit a fortune in the wake of her mother's death

发表于:2019-01-08 / 阅读(113) / 评论(0) 分类 美联社新闻一分钟2007

If the human genome is the book of life, then Crispr technology is its Microsoft Word. The cut-and-paste technique, invented only three years ago, can be used on fledgling genomes to snip out bits of DNA and, if required, insert new stretches. 如果说

发表于:2019-01-08 / 阅读(69) / 评论(0) 分类 英语新闻

这个字出自宗教术语。天主教和基督教都强调“信耶酥得永生”。人要领受耶酥替人赎罪而死的恩典(grace),才能洗清原罪,进入天国。那么,没有机会信

发表于:2019-01-16 / 阅读(80) / 评论(0) 分类 英文语法词汇

Impulse arrested spills over, and the flood is feeling, the flood is passion, the flood is even madness: it depends on the force of the current, the height and strength of the barrier. 冲动受到阻碍就会横流放肆,那横流放肆的是感觉,

发表于:2019-01-29 / 阅读(61) / 评论(0) 分类 美丽新世界

Henry Foster loomed up through the twilight of the Embryo Store. 亨利福斯特在胚胎仓库的昏暗之中逐渐露出身影。 Like to come to a feely this evening? 今天晚上愿意去看看感官电影吗? Lenina shook her head without spea

发表于:2019-01-29 / 阅读(98) / 评论(0) 分类 美丽新世界

Well, I must go, said the nurse. I've got my batch of children coming. 好了,我得走了,护士说,我的那帮孩子要来了, Besides,there's Number 3. She pointed up the ward. Might go off any minute now. 何况还有三号病床,她指了

发表于:2019-01-29 / 阅读(67) / 评论(0) 分类 美丽新世界

Reproductive technology 生殖技术 Mum, Dad and Mitomum 妈妈,爸爸与代孕妈妈 Britain may allow babies with three biological parents 英有望允许新生儿有三个亲身父母 ASSISTED reproduction is one of those rare areas in which Br

发表于:2019-02-16 / 阅读(100) / 评论(0) 分类 经济学人科技系列

Scientists say early experiments suggest it may one day be possible to make babies without using eggs. 科学家称,早期实验表明,将来某一天或许不需要卵子就能孕育出婴儿。 They have succeeded in creating healthy baby mice

发表于:2019-02-17 / 阅读(58) / 评论(0) 分类 阅读空间

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(65) / 评论(0) 分类 经济学人综合

I was. I was afraid. I was afraid he would. I was afraid he would get sick. I was afraid he would get sick from it.

发表于:2019-03-16 / 阅读(274) / 评论(0) 分类 上楼梯英语学习法

I have. I have it. I have taken it. I have already taken it. I have already taken it just now. I have already taken it from him just now.

发表于:2019-03-16 / 阅读(332) / 评论(0) 分类 上楼梯英语学习法