大学英语精读第四册 Unit Three:Why Do We Believe That the Ear

Text Can you prove that the earth is round? Go ahead and try! Will you rely on your senses or will you have to draw on the opinions of experts? WHY DO WE BELIEVE THAT THE EARTH IS ROUND? George Orwell Somewhere or other — I think it is in the prefa

听广告学英语-Olympus Camera 奥林巴斯相机

听广告学英语:Olympus Camera 奥林巴斯相机 原文:The Olympus Procorder'L400 micro-cassette recorder, your mobile camera that makes your dreams come true. Traditional technique merges with the strength of today's technology. Olympus Is-200 28-110 millim

数学英语 23 What are the Range and Standard Deviation?

by Jason Marshall Weve now talked about three methods for calculating average values: the mean, median, and mode (affectionately known as the three Ms). So, are we done? Is that everything we could ever want to know about interpreting average values?

当心您的爱车成为细菌的温床

Do you know so many of you will climb into your cars today perhaps to shuffle your children to soccer, to football, make their (refer to the cars) run to the grocery store. But do you also know what's

【英语时差8,16】网球场

Some people prefer clay tennis courts, others like grass. Yael and Don discuss the difference on this Moment of Science. Y: Hey Don, what do you say to a game of tennis later? D: Sure thing, Yael. But it has to be a clay court, okay? Y: But the grass

奥运28大项第38课 Handball手球 01

北京奥运28大项 参与，竞争，分享，进步 Handball 手球 PLAYING TIME 比赛时间 英文原文 The normal playing time for all teams with players of age 16 and above is 2 halves of 30 minutes. The half-time break is normally 10 minutes. The ball is made of leat

英国《自然》杂志评年度重大科学事件 中国多项重要成果上榜

British scientific journal Nature has noted China's achievements in aerospace, genetic engineering, and climate change in a report released last Friday regarding science events that shaped the year 2016. 英国科学期刊《自然》上周五公布了

CNN 2010-10-03

Declassify US government documents and witness testimony from former or retired US military personnel confirm beyong any doubt the reality of ongoing UFO incursions at nuclear weapon sites. When I say UFO, the witnesses have described this craft as d

SSS 2009-01-14

This is Scientific American's 60-Second Science. I'm Cynthia Graber. This will just take a minute. When we think about how to represent sound visually, most of us probably picture those volume-dependent sine waves. But thats not how John Stuart Reid

SSS 2011-10-05

This is Scientific American's 60-Second Science. I'm Steve Mirsky. Got a minute? The 2011 Nobel Prize in chemistry goes to Daniel Schechtman of the TechnionIsrael Institute of Technology in Haifa. Schechtman discovered what are called quasicrystals.

SSS 2010-01-12

If youve ever had a garden or grown flowers in a window box, youve probably heard that you shouldnt water your plants at high noon because their leaves might scorch. Now a study in a journal called New Phytologist confirms that water droplets can foc

TED演讲 :飞向海洋(5)

You see the larger wing area here. 你们可以看到这儿有面积更大的翅膀。 Also, clearly, it was such a powerful thing,we wanted to try and bring other people but we couldn't figure out how to do it. 而且，这还是件很有影响力的事

生活大爆炸第一季第九集_3：The Cooper-Hofstadter

生活大爆炸第一季第九集_3：The Cooper-Hofstadter Polarization Okay, I'm leaving for the conference. 好啦，我要去参加会议了。 -Sheldon：Have fun presenting my lucky hunch. 祝你报告我的小运气愉快。 -Leonard：Shel, I

万物简史 第53期:埃文斯牧师的宇宙(17)

At this point, about 4.5 billion years ago, an object the size of Mars crashed into Earth, blowing out enough material to form a companion sphere, the Moon. Within weeks, it is thought, the flung material had reassembled itself into a single clump, a

时代周刊盘点年度十大发明：这才叫终极创造力

每年，《时代周刊》都选出让世界更美好、更智能、更有趣的发明。今年的也能让你大吃一惊哦！ 1.The Levitating Lightbulb 1.悬浮灯泡 Since he was a child, Simon Morris has been obsessed with making objects float

TED演讲:月亮的错觉(2)

For one thing, if this was just the Ebbinghaus effect, 首先，如果真是艾宾浩斯效应， then we would expect the moon illusion to disappear for pilots flying high above the clouds 那么我们应该预期月球错觉对于空中的飞行员来

经济学人183:小行星探测 黎明号初试锋芒

Science and technology 科学技术 Investigating the asteroids 小行星探测 Dawn's early light 黎明号初试锋芒 A mission to the asteroid belt will visit leftovers from the solar system's formation 小行星带探测任务将造访太阳系形

英语听力精选进阶版 8203

Some of the tallest trees in the world are under threat from poachers. Parts of the redwood forest park have been closed off after a 400-year old tree was cut down. More and bigger burls are being taken near former logging towns where the economy has

2016年CRI A Camel Tattooed with Datura Stramonium on Display in Beijing

Yang Maoyuan is a Chinese multidisciplinary artist particularly noted for his taxidermy techniques to misshape an animal, like camels and horses. He has recently had a piece of his artwork on exhibition at the Beijing Minsheng Art Museum. The artist

英语听书《白鲸记》第376期

Under this head I reckon a monster which, by the various names of Fin-Back, Tall-Spout, and Long-John, 在这个项目下,我不禁想起一种有着许多名称的巨兽来:脊鳍鲸,高喷鲸,长约翰鲸, has been seen almost in every sea and is c