用mp3背四级单词32

efficiency-效率,功效 elaborate -精心计划的,详尽的 elastic -橡皮圈,松紧带 elbow -肘,肘部 elderly-较老的,年长的 elect -选举,推举 electrical -电的,电气科学的 electron-电子 electronic -电子的 elegant -优美的,文雅的 element -元素,要素 elementary-基本的,

英文杂志-Physics

In the square outside the British Library in London is a sculpture of Sir Isaac Newton - The first man who asked why apples seem always to fall towards the centre of the earth. Maybe they chose it for the spot because it shows a great scientist at wo

国外媒体:技术:文件分享

Technology: File Sharing 技术:文件分享 It has been 10 years since the birth of Napster and the global spread of file-sharing sites. Back in 1999, Shawn Fanning, then a 19-year-old student, could never have predicted the extent to which his simple co

英语流行语：流量收费新模式 “你app我收钱”

Pay-as-you-app is a mobile phone payment model where users purchase data allowances for a predefined collection of apps, the model charges users different rates for data consumed by different apps. Pay-as-you-app是一种新的手机付费模式，手机

新视野大学英语视听说 Unit 10-9

Model 2 I was wondering if you was free Sarah: Hi, Jim. Whats your plan for this weekend? James: Well, some of my classmates and I are going on a hike. I was wondering if you were free to join us. Sarah: Wow! That sounds a lot of fun.. Next weekend m

TED演讲：气味背后的科学(8)

OK, great, we smell vibrations. How? All right? 好吧，我们闻到的是震动。怎么闻到呢？ Now when people ask this kind of question, they neglect something, which is that physicists are really clever, unlike biologists. 当人们问这个问

SSS 2011-09-27

This is Scientific American's 60-Second Science. I'm Sophie Bushwick. Got a minute? The shortest distance between two points may be a straight line, but try telling that to electrons: when current flows down a wire, these particles zig and zag, movin

新视野大学英语视听说教程 4 Unit 4-7

MODEL2 Something unexpected has come up. Script Bob: Hello. Susan: Hello, its Susan Smith from Parker Electronics. Bob: Hi, Sue, Bob here. How is it going? Whats on your mind day? Susan: Im calling on behalf of my boss, Mrs. Helen Parker. She wants s

新视野大学英语视听说教程 2 Unit 4-9

Model 3 Are the free magazines free? Peter: Jane, whats that magazine youre reading? Jane: Its one of those free magazine you can pick up around town. Its got some pretty interesting articles in it. Peter: Wake up, Jane! Its not free at all. Look at

VOA慢速英语2017 三位化学家获得诺贝尔化学奖

Three Scientists Win Nobel Prize in Chemistry Three scientists have won the Nobel Prize for chemistry for their work to simplify and improve the imaging of biomolecules. 三位科学家因为在简化和改善生物分子成像方面的成就获得了诺

VOA标准英语2012--Morsi: Egypt faces Challenges and Opportunities

Morsi: Egypt faces Challenges and Opportunities Egyptian President Mohammed Morsi Tuesday addressed the closing session of the Clinton Global Initiatives annual meeting. He spoke of the challenges facing his government and the region. President Morsi

闭着眼睛飘单词 四级词汇32

[0:0]efficiency效率,功效 [0:12.1950]elaborate elastic elbow elderly精心计划的,详尽的 橡皮图,松紧带 肘,肘部 较老的,年长的 [1:2.6076]elect electrical electron选举,推选 电的,电气科学的 电子 [1:41.1372]electronic elegant element elementary [2:36.2790]el

TED演讲:为什么玻璃是透明的(2)

But this still doesn't explain why light is able to pass through glass rather than being absorbed as with most solids. 但是这还是不能解释为什么光可以穿透玻璃而不是像其他大多固体那样被吸收。 For that, we need to go a

英语词汇分类：核能

A-bomb, atomic bomb 原子弹 absorption 吸收 to accelerate 加速 accelerating chamber 加速室 accelerator 加速器 synchrocyclotron 同步回旋加速器 synchrotron 同步加速器 betatron 电子

微电子辞典-5

Early effect 厄利效应 Early failure 早期失效 Effective mass 有效质量 Einstein relation(ship) 爱因斯坦关系 Electric Erase Programmable Read Only Memory(E2PROM) 一次性电可擦除只读

微电子辞典-2

Background carrier 本底载流子 Background doping 本底掺杂 Backward 反向 Backward bias 反向偏置 Ballasting resistor 整流电阻 Ball bond 球形键合 Band 能带 Band gap 能带间隙 Ba

经济学人334:科技出版业 好书来了

Science and technology 科学技术 Scientific publishing 科技出版业 Brought to book 好书来了 Academic journals face a radical shake-up 学术期刊面临彻底改变 2_副本.jpg IF THERE is any endeavour whose fruits should be freely avail

万物简史 第205期:威力巨大的原子(19)

Finally, in 1926, Heisenberg came up with a celebrated compromise, producing a new discipline that came to be known as quantum mechanics. At the heart of it was Heisenberg's Uncertainty Principle, which states that the electron is a particle but a pa

万物简史 第200期:威力巨大的原子(14)

Neutrons and protons occupy the atom's nucleus. The nucleus of an atom is tinyonly one millionth of a billionth of the full volume of the atombut fantastically dense, since it contains virtually all the atom's mass. As Cropper has put it, if an atom

双语有声阅读：显微技术

The Microscopic Technique Each advance in microscopic technique has provided scientists with new perspectives on the function of living organisms and the nature of matter itself. The invention of the visible light microscope late in the sixteenth cen