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NPR 2009-03-27

From NPR news in Washington. I'm Jack Speer. A key Senate committee has sighed off on President Obama's budget blueprint setting the stage for debate on the 3.6 trillion dollars spending package some time next week. Approval by the Senate Budget Com

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2009年NPR美国国家公共电台3月

SSS 2009-12-29

Could there be a substance that both gives us the munchies and can help combat obesity? There may indeed be, according to research published in the Proceedings of the National Academy of Sciences. The Monell Center in Pennsylvania partnered with Kyus

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Scientific American(十二)月

高中英语人教版高一下讲解07

[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

蒋健棠听说学英语 Chapter16:The wildlife biologist

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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

billion ['biljən] n.（美）十亿，（英）万亿 correct [kə'rekt] a.正确的；v.改正 excuse [iks'kju:z] v.原谅 ground [graund] n.场地，地面 knife [naif] n.小刀 motorcycle ['məutə,saik] n.摩托车 porridge [pɔridʒ] n.粥 seem

发表于:2018-12-30 / 阅读(261) / 评论(0)

1200个常用英语口语单词（MP3+文本）

经济学人12:锻炼也会上瘾奔跑的奥秘

Science and technology. 科技。 Exercise and addiction. 锻炼也会上瘾。 Fun run. 奔跑的奥秘。 People, it seems, have evolved to be addicted to exercise. 人类似乎在进化过程中对锻炼上瘾了。 AS THE legions of gym bunnies a

发表于:2018-12-31 / 阅读(139) / 评论(0)

经济学人科技系列

专业术语—基因专业词汇C/D

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什么是GRE阅读中的视角

谈到视角，很多同学可能会问，当我谈论视角的时候，我在说什么。看以下GRE考试中的一句话： The large number of physiological and behavioral similarities between birds and mammals, which have separate evolutionary h

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GRE英语

CNN 2010-11-04

CARL AZUZ, CNN STUDENT NEWS ANCHOR: There's an old saying: It's not what you know, it's who you know. It might also be how you act. We're gonna make sense of that in just a bit. I'm Carl Azuz. Welcome to CNN Student News! First Up: Midterm Elections

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CNN2010年(十一)月

CNN 2011-02-06

Fridays are awesome! Just like the students and teachers at Ron Clark Academy, where I had the privilege of speaking yesterday. I'm Carl Azuz, bringing you 10 minutes of headlines, leaving out the commercials. Let's go ahead and get started. The fina

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CNN2011年(二)月

NPR 2009-08-02

Iran's state-run television station says three American tourists have been arrested after entering the country from northern Iraq without permission. The State Department is looking into the reports, as NPR's Allison Keyes reports. The three were re

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2009年NPR美国国家公共电台8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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美文赏析:如果无法看清现状，能力没有价值

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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

发表于:2019-01-20 / 阅读(144) / 评论(0)

2016年Scientific American(八)月

单词的联想记忆

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(75) / 评论(0)

英语学习方法

与美国小学生一起学英文第5册第21期:蕾切尔-卡逊

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

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与美国小学生一起学英文第5册

生活百态：为什么转圈时会头晕

What makes people dizzy when they spin? Rolling down a hill or spinning around in endless circles causes dizziness or vertigo because hair-like sensory nerve cells in our ears send wrong messages to our brain. The motions of our bodies are detected b

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经济学人341:锻炼也会上瘾奔跑的奥秘

Science and technology 科学技术 Exercise and addiction 锻炼也会上瘾 Fun run 奔跑的奥秘 People, it seems, have evolved to be addicted to exercise 人类似乎在进化过程中对锻炼上瘾了 AS THE legions of gym bunnies and jogging

发表于:2019-02-16 / 阅读(123) / 评论(0)

经济学人科技系列

英语歌曲:布鲁斯 Gucci Mane - Bingo

饶舌:Gucci Mane - Bingo 相关介绍：来自亚特兰大的Radric Gucci Mane Davis，在发行了个人首张专辑《Trap House》四年之后，人气日渐高涨。 Bricks, Photo Shoot, Shirt Off and Stoopid and the Make the Trap Say Aye remix等

发表于:2019-02-18 / 阅读(104) / 评论(0)

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英语听力精选进阶版 6245

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

发表于:2019-02-21 / 阅读(49) / 评论(0)

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begotten before marriage