Stephen Hawking on Black Holes

By their very definition,black holes are 1) objects which are not supposed to 2) emit anything .It therefore seemed that the area of the 3) event horizon of a black hole could not be regarded as its 4

VOA慢速英语2010年-Christmas 2010 in America: Three Stori

FAITH LAPIDUS: Welcome to THIS IS AMERICA in VOA Special English. Im Faith Lapidus. This week on our program we hear from some Americans about Christmas past, present and future. (MUSIC) FAITH LAPIDUS: Jeffrey Davis remembers Christmas two years ago

英语听力：自然百科 Baby Gorilla 人类抚养的大猩猩

At the Cheyenne Mountain Zoo, an infant gorilla named Wumundi gets some tender loving care from a dedicated keeper and lots of attention from curious visitors. He is on with a keeper all the time 24 hours a day. Zoo spokesman Sean Anglum explains tha

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UNIT 8 Text A PRE-READING TASK Exercise 1 Before reading the passage, try to answer the questions. 1. How many years do you think it takes to double the world population now? 2. What might be the poss

名人演讲 "The Great Silent Majority"

Good evening, my fellow Americans. Tonight I want to talk to you on a subject of deep concern to all Americans and to many people in all parts of the world, the war in Vietnam. I believe that one of the reasons for the deep division about Vietnam is

Jonathan Drori:存蓄数十亿种子的原因

在TED U 2009的这个简短的演讲中，Jonathan Drori鼓励我们保护生物多样性 -- 从一颗颗种子做起。他提醒我们要保护人类赖以生存的植物，同时他也给大家描述了千年种子库这样一个美好的远景，在

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The Chinese offshore oil corporation known as CNOOC has abandoned its bid for UNOCAL. This would have been the largest-ever purchase of an American company by a Chinese firm. CNOOC had put forth a bid that was higher than the competing bid from US o

外贸英语之外贸业务常用报价英语

1、报实价 This is to confirm uour telex of 6 April1997,asking us to make you firm offers for rice and soybeans Cf singapore.We telexed you this morning offering you 300 metric tons of一步polished rice at A$2,400 per metric ton ,cf singapore,for

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Travis--colder~~ i'm in love with everything with every face i've ever seen and every place i've ever been has left its mark upon my worries i color in the world i see i pick apart the melody 'cause maybe there's a symphony caught inside but there's

Cowgirl1 Hall of Fame / Transylvania/ The Jewels and the Ori

Broadcast: April 18, 2003 By Nancy Steinbach and Shelley Gollust This is Doug Johnson. On our program today, we play some doo-wop music... answer a listener's question about places in the United State

2007年VOA标准英语-Former Russian President Boris Yeltsin Dies of

By Lisa McAdams Moscow 23 April 2007 Russian President Boris Yeltsin waves as he arrives at Helsinki airport (File photo - 20 Mar 1997) Russia's first freely elected president, Boris Yeltsin, has died of heart failure at the age of 76. VOA's Lisa Mca

VOA标准英语 Accused Mumbai Terrorist Finally Finds Lawyer

The sole surviving gunman suspected of participating last year's terrorist attack in Mumbai has been having difficulty keeping a lawyer. His latest court-appointed counsel had threatened to quit after angry demonstrators surrounded her home. But the

TED演讲:为什么油水不能混合(1)

Why does salt dissolve in water but oil doesn't? 为什么盐可溶于水而油却不行呢？ Well, in a word,chemistry. But that's not very satisfied, isn't it? 总的来说，是化学作用。但这并不令人满意，对吧？ Well, the reason

报盘范文

(a.) Dear Mr. Jones: We thank you for your letter dated April 8 inquiring about our leather handbags. As requested, we take pleasure in offering you, subject to our final confirmation, 300 dozen deerskin handbags style No.MS190 at $124.00 per dozen C

万物简史 第159期:爱因斯坦的宇宙(2)

In 1875, when a young German in Kiel named Max Planck was deciding whether to devote his life to mathematics or to physics, he was urged most heartily not to choose physics because the breakthroughs had all been made there. The coming century, he was

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Delicacy was the key word. Not a whisper of disturbance could be allowed into the room containing the apparatus, so Cavendish took up a position in an adjoining room and made his observations with a telescope aimed through a peephole. The work was in

Tree Nuts

Broadcast: May 6, 2003 By Mario Ritter This is the VOA Special English Agriculture Report. Nuts that grow on trees are an important part of the diet in many cultures. They also provide an important ex

2007年VOA标准英语-Astronomers Search for Origin of What Cannot be

By Jessica Berman Washington 14 September 2007 Scientists have known for some time that most of the stuff in the Universe is so-called dark matter, material that cannot be seen directly because it does not interact with light. That makes it very diff

2007年VOA标准英语-Scientists Find Gene Linking Lifespan to Calori

By David McAlary Washington 02 May 2007 U.S. researchers have discovered a gene that promotes longer life in earthworms that eat much less than normal. Humans have similar genes, and VOA's David McAlary reports that, if they work the same way as in t

WADA confirm USADA's action on Armstrong "approriate"

WADA confirm USADA's action on Armstrong approriate BEIJING, Oct. 12 (Xinhua) -- World Anti-Doping Agency has again thrown its support behind USADA after a lengthy report with evidence to prove Lance Armstrong a doper. U.S. Anti-Doping Agency issued