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

TED演讲:科学解释之新探

I'm sure that, throughout the hundred-thousand-odd years of our species' existence, and even before, 我十分确信在人类诞生以来的大概10万多年，甚至比这更长的时间里 our ancestors looked up at the night sky, and wondered what

太阳科普 第7期

As they grow bigger and bigger, 随着体积越来越大 they start to spin and throw out a disk of debris 它们开始旋转，甩出的碎屑形成盘状 that will coalesce to form a solar system. 在日后融合形成太阳系 This kind of process

TED演讲:原子究竟有多小?(3)

OK, one more thing, if I can even get more bizarre. 另外还有一件事是更难以想象的 Since virtually all the mass of an atom is in the nucleus 既然事实是原子的全部质量集中在原子核， now, there is some amount of mass in th

英语小短文 The source of Energy

A summary of the physical and chemical nature of life must begin, not on the Earth, but in the Sun; in fact, at the Sun's very center. It is here that is to be found the source of the energy that the Sun constantly pours out into space as light and h

Information Overload

Information Overload By Robert S. Boyd Knight Ridder Newspapers. Distributed by Tribune Media Services International. Are you overwhelmed by the amount of information these days? 1 Ever feel overwhelm

SSS 2008-09-25

This is Scientific American's 60-Second Science. I'm Steve Mirsky . Got a minute ? Athletes have obviously been tempted to use performance enhancing anabolic steroids. Drug testing may discourage such use. But a new study finds that some of the perfo

人为什么分成男人和女人?

Why are there males and females? Why are there two sexes instead of three, or twelve, or one? On this Moment of Science we'll learn why two is the magic number. Let's start with why there is sex at all. When two organisms reproduce sexually, sperm an

经济学人07:Turning a line 化学元素即将出现新的一行

Science and Technolgy. 科技。 Modern alchemy. 现代炼金术。 Turning a line. 进入新的一行。 The race to extend the periodic table continues. 扩展元素周期表的比赛仍在继续。 ONE of the first inklings that chemistry has an u

生活大爆炸第二季第三集_3：The Barbarian Sublimation

-Leonard：Sheldon, wake up! Sheldon醒醒！ -Sheldon：Danger! Danger! 危险！危险！ -Leslie：Afternoon, men. Sheldon. 中午好，男士们，Sheldon。 -Sheldon：Oh, yeah? Well, your attempt at juvenilizing me by excluding me from the set

生活大爆炸第二季第三集_2：The Barbarian Sublimation

-Howard：What the frack? 有没有搞错？ -Leonard：Beats me. They were playing all last night, too. 我真晕。他们昨天玩了一晚上。 -Raj：It's like some kind of weird comic book crossover. weird：怪诞的 comic book：漫画书 cro

生活大爆炸第二季第三集_1：The Barbarian Sublimation

-Sheldon：Fellow warriors, This is Sheldor the conqueror. Fellow：同伴 warrior：武士 conqueror：征服者 【Sheldor：Sheldon在游戏中的人物名】 战友们，我是征服者Sheldor。 We are about to enter Axidus' fortress. enter：进入

SSS 2008-08-07

This is Scientific American's 60-Second Science. I'm Steve Mirsky, got a minute? Neandertals were our closest relatives. And now we know a lot more about them. Because researchers have for the first time sequenced a complete Neandertal genomethat of

英语短文：The source of Energy

The source of Energy A summary of the physical and chemical nature of life must begin, not on the Earth, but in the Sun; in fact, at the Sun's very center. It is here that is to be found the source of the energy that the Sun constantly pours out into

TED演讲:昔日纽约(4)

The few surfaces not covered by signs are often clad in a distinctive, dark green-gray, striated aluminum siding. 这仅存的没有被商标遮盖的建筑，一般都被包裹在有特色的阴暗铝灰条纹的铝制外壁板之中。 Take-out san

英语听力文摘 English Digest 509、轻轻的，它缩水了！

Sublimation Sublimation on this moment of science. Pop quiz, everybody put away your books, and keep your eyes on your own radio. You fill the ice tray up to the rim and put it in the freezer. The ice that results will be a.) at the rim b.) over the

经济学人88:压力和老化 一个态度问题

Science and Technology Stress and ageing A question of attitude 科技 压力和老化 一个态度问题 The link between chronic stress and a marker of old age is being disentangled 科学家发现了长期压力与一个衰老标志间的联系 TE

托福考试：TOEFL模拟试题

Questions 12-20 The elements other than hydrogen and helium exist In such small quantities that it is accurate to say that the universe somewhat more than 25 percent helium by weight and somewhat less than 25 percent hydrogen. Astronomers have measur

Juventus beat Catania thanks to controversial goals

Juventus beat Catania thanks to controversial goals ROME, Oct. 28 (Xinhua) -- Juventus extended their lead in the Serie A with a 1-0 win over 10-man Catania after the referee's controversial decisions apparently changed the game. The hosts had a goal

英语听力文摘 English Digest 254、无霜冷冻

Frost-free Freeze Physics 昇華是指一种物质从固态不经过液态直接转化为气态的过程，是物质在温度和气压低于三相点的时候发生的一种物态变化。与昇華相反的过程称做凝華，指物质从气态直接变