音标：['priːbaɪəʊ'lɒdʒɪkəl] ；

adj. 生命起源以前的

字源大挪移 Prefix - 表示方位的字首 08 pre

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:2018-12-04 / 阅读(227) / 评论(0)

英文魔法师字源大挪移

IN THE NEWS - John Kerry Chooses John Edwards for Vice Presi

IN THE NEWS - John Kerry Chooses John Edwards for Vice President By Cynthia Kirk Broadcast: Saturday, July 10, 2004 This is Bob Doughty with In the News, in VOA Special English. The Democratic Nationa

发表于:2018-12-07 / 阅读(245) / 评论(0)

教育与新闻

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Faiza Elmasry | Washington, DC 29 March 2010 Cell biologist Elaine Fuchs is known for revolutionizing the study of skin and for her support of women in science. Children, Elaine Fuchs says, have a natural fascination with science. She remembers that

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VOA常速英语2014--Biologist Creates Portrait Gallery of North American Bees 生物学家绘制北美蜜蜂精美肖像画

Biologist Creates Portrait Gallery of North American Bees 生物学家绘制北美蜜蜂精美肖像画 While the collapse of honey bee colonies in North America is still an unsolved mystery, a biologist with the U.S. Geological Survey is trying to p

发表于:2018-12-16 / 阅读(167) / 评论(0)

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[00:04.49]Part 1 [00:07.34]WARMING UP [01:34.41]biology=scientific study of the life and structure of plants and animals [01:52.98]the biology of bacteria biologist [02:04.94]biological washing powder [02:28.30]LISTENING [02:34.25]1. Listen to the ta

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高中英语人教版高一

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蒋健棠听说学英语

1200个最常用英语口语单词第三十二单元

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发表于:2018-12-30 / 阅读(418) / 评论(0)

1200个常用英语口语单词（MP3+文本）

英语听力：化学秘密 01 A new start

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化学秘密.Chemical.Secret

美国国家公共电台 NPR Biologist Jonathan Losos Explores 'Convergent Evolution' In 'Improbable Destinies'

ROBERT SIEGEL, HOST: Biologist Jonathan Losos and I have at least one thing in common - we were both blown away by the late paleontologist Stephen Jay Gould's 1989 book Wonderful Life. Gould saw evolution as being all about odd contingencies, acciden

发表于:2019-01-16 / 阅读(247) / 评论(0)

2017年NPR美国国家公共电台9月

美文欣赏：如果无法看清现状能力没有价值

During a research experiment a marine biologist placed a shark into a large holding tank and then released several small bait fish into the tank. 在一个研究实验中，一个海洋生物学家把一条鲨鱼放进一个大的水箱中，然后投放

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英语美文

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阅读空间

科学美国人60秒 SSS 2016-8-09

So what does rafting down the Grand Canyon have to do with science education? 那么大峡谷漂流而下与科学教育有什么关系呢？ Ann Reid, former research biologist and current executive director of the National Center for Science Educat

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2016年Scientific American(八)月

VOA常速英语2008年-South Korea Inaugurates Lee Myung-bak as Presid

By Kurt Achin Seoul 25 February 2008 The former Seoul mayor who swept December elections in South Korea is getting used to his new title: Mr. President. Lee Myung-bak has taken his oath of office in a formal ceremony in the South Korean capital. VOA

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Veronica was an only child. Even as a child, she decided that she was going to be a doctor. All her dolls became her patients. All her dollhouses became hospitals for her patients. She spent her early childhood treating her patients for all kinds of

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学个词Learn a Word 第1596-pre-order

今天我们要学的词是 pre-order. Pre-order 预购。iPhone5问世了。The iPhone5 went on pre-order just after midnight Pacific time last Friday. iPhone5 于美国西部时间上星期五凌晨12点一过开始预售。Roughly one hour after t

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我是一个英语学习者，在这里就单词记忆和大家分享一下我的学习心得。比如一个比较长一点的单词怎样去记忆：例如 biodiversity 这个词的意思是生物多样性，为什么是这个意思呢？我把它分

发表于:2019-02-07 / 阅读(191) / 评论(0)

英语学习方法

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Rachel Carson 蕾切尔-卡逊 Rachel Carson was a marine biologist and a nature writer. 蕾切尔-卡逊是海洋生物学家和自然作家。 She really cared about nature and enviroment. 她很关切自然和环境。 She spent a lot of time read

发表于:2019-02-11 / 阅读(182) / 评论(0)

与美国小学生一起学英文第5册

Selena Gomez to host 2011 VMA pre-show

BEIJING, Aug. 22 (Xinhuanet) -- U.S. Emmy award-winning actress Selena Gomez will host the MTV Video Music Awards pre-show on Aug. 28, according to media reports Monday. Along with a cadre of MTV personalities and rock act Cobra Starship, Gomez will

发表于:2019-02-18 / 阅读(210) / 评论(0)

英语新闻

VOA标准英语2010年-Jordanian Suicide Bomber, in Pre-Attac

The suicide bomber who killed 7 CIA employees on a US base in eastern Afghanistan was seen, on Saturday, in a pre-attack video alongside Pakistani Taliban chief Hakimullah Mehsud. In the video, Humam Khalil Abu Mulal al-Balawi, a Jordanian, says he w

发表于:2019-02-19 / 阅读(306) / 评论(0)

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Sharks attack tourists at holiday resort 埃及红海海域鲨鱼出没攻击游客 What do you expect when you go on holiday? Probably to relax, have a good time and above all, stay safe. Sometimes natural disasters, such as a hurricane or an erupti

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anterior spinal veins

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automatic setting procedure

bacterial corrosion