na. 【植】胚囊

历年考研英语阅读理解mp3(99-4)

[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(346) / 评论(0)

历年考研英语阅读理解

未来的baby

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(82) / 评论(0)

万花筒2006年

SSS 2009-12-10

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(97) / 评论(0)

Scientific American(十二)月

英文歌曲：Burhan G - Sacrafice

What I sacrificed Being in your life I'm walking blind One step behind Torn apart I'm all worn out Afraid to play The game portrayed Hard to maintain Hard to sustain I tried so hard I gave my soul But in return, left me all alone What I sacrificed Be

发表于:2019-01-14 / 阅读(105) / 评论(0)

节奏布鲁斯

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(111) / 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(101) / 评论(0)

2017年NPR美国国家公共电台9月

2006年VOA标准英语-US Senate Expected to Approve Funding of Embryo

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(183) / 评论(0)

2006年VOA标准英语（七月）

20 top predictions for life 100 years from now

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(247) / 评论(0)

阅读空间

学个词Learn a Word 第1154期 Transaction

今天我们要学的词是transaction。 Transaction, 交易。 The value and number of transactions in media industry mergers and acquisitions soared in 2010, 2010年传媒产业合并和收购交易的数量和交易总额都大幅攀升。 Facebo

发表于:2019-02-06 / 阅读(112) / 评论(0)

英语单词荟萃

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(106) / 评论(0)

新西兰英语

Who Was Sacagawen 萨卡加维亚 Chapter 9

Sorry,there is not text temporarily, Please help tingroom to look for it! 如果您能找到更好的听力原文，请发贴到听力原文收集区，您将会获得10到30积分的奖励! Thank you！

发表于:2019-02-21 / 阅读(94) / 评论(0)

名人认知系列 Who Was

Who Was Sacagawen 萨卡加维亚 Chapter 8

发表于:2019-02-21 / 阅读(82) / 评论(0)

名人认知系列 Who Was

Who Was Sacagawen 萨卡加维亚 Chapter 7

发表于:2019-02-21 / 阅读(78) / 评论(0)

名人认知系列 Who Was

Who Was Sacagawen 萨卡加维亚 Chapter 6

发表于:2019-02-21 / 阅读(88) / 评论(0)

名人认知系列 Who Was

Who Was Sacagawen 萨卡加维亚 Chapter 5

发表于:2019-02-21 / 阅读(94) / 评论(0)

名人认知系列 Who Was

Who Was Sacagawen 萨卡加维亚 Chapter 4

发表于:2019-02-21 / 阅读(106) / 评论(0)

名人认知系列 Who Was

Who Was Sacagawen 萨卡加维亚 Chapter 3

发表于:2019-02-21 / 阅读(114) / 评论(0)

名人认知系列 Who Was

Who Was Sacagawen 萨卡加维亚 Chapter 2

发表于:2019-02-21 / 阅读(109) / 评论(0)

名人认知系列 Who Was

Who Was Sacagawen 萨卡加维亚 Chapter 1

发表于:2019-02-21 / 阅读(108) / 评论(0)

名人认知系列 Who Was

Who Was Sacagawen 莎卡嘉薇亚

发表于:2019-02-21 / 阅读(95) / 评论(0)

名人认知系列 Who Was

最新学习文章

热门学习文章

热门标签

英语听力 VOA标准英语 VOA 英语歌曲口语听力提高听力材料听力教程英语学习 NPR 英语口语 VOA慢速英语美国国家电台儿童英语 VOA英语小学英语 cnn VOA常速英语标准英语英文歌曲听电影学英语英语单词英文电影慢速英语 CRI 美联社新闻美国有线新闻加州分级澳洲新闻流行歌曲常速英语 ABC新闻快递疯狂英语英语读物听力棚车少年经济学人英语词汇商务英语 VOA双语新闻 BBC 中国电台大学英语 Treasures 加州语文 BBC英语英语听力网站 VOA英语教学词汇万花筒 SSS VOA英语听力 AP 新概念分级英语英语广播听力精选英语播客英文绘本 TED演讲赖世雄英语MP3 CCTV9英语新闻 lesson 英语新闻初中英语学英语英语语法历史上的今天英文广播剧英语游戏原版英语小说英语有声读物书虫英语牛津英语读物访谈录新闻一分钟考研英语英语每日在线听新闻 Us 新概念英语地道英语单词第二册自然百科高中英语 sports 实用英语 MP3听力辛沛沛 ESL英语第一册英语每日一句 unit 新东方 GRE 每日一词 BBC听力

学英语单词

10-camphorsulfonic acid

Brinell impact hardness tester