单词：protohistorian
- protoanthropology史前人类学
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Rho Ophiuchi dark cloud is one of the closest star-forming regions to our own solar system. Located near the constellations Scorpius and Ophiuchus, the nebula is about 407 light years away from Earth. The infrared astronomical satellite, now celebra
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Bill Gates has made many contributions ...ur... throughout the last 25 or 30 years, most of all, of course, the Windows Operating System, which more than 90% of all computers in the world use today. H
万花筒2006年
Voice 1 Welcome to Spotlight. Im Katy Blake. Voice 2 And Im Christy VanArragon. Spotlight uses a special English method of broadcasting. It is easier for people to understand - no matter where in the world they live. Voice 1 Small, shiny shells. Roun
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[ti:] [ar:] [al:] [by:] [00:00.44] If Only I Had Known... 假如当初我知道就好了 [00:05.80]Thomas Carlyle lived from 1795 until 1881. [00:12.69]He was a Scot essayist and historian. [00:16.09]During his lifetime he became one of the world's g
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Frances Wood SUN 5 DEC 2010 Writer and historian Frances Wood joins Kirsty Young to choose her Desert Island Discs.
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1. protagonist /prəˈtgənɪst/ -- the leading(first) character in a play, novel or story Brutus is the protagonist in William Shakespeare's Julius Caesar and Antony is the antagonist. 布鲁特斯在威廉莎士比亚的《尤利乌斯凯撒》中是
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VOA Learning English presents America's Presidents. Today we are talking about George Washington. He was the first president of the United States. He served from 1789 to 1797. But he had many other accomplishments, too. He owned thousands of hectares
2017年VOA慢速英语(二)月
This is Columbus Day, the second Monday in October, in the United States. It is a federal holiday. That means most federal offices are closed. The holiday honors the first visit to America by the Italian explorer Christopher Columbus. Columbus though
2017年VOA慢速英语(十)月
Scientists Observe Birth of Huge Galaxy Cluster For the first time ever, astronomers have observed the birth of a galaxy cluster, known as a protocluster. The event, billions of light-years away, could form one of the largest-known structures in toda
2018年VOA慢速英语(五)月
d-Pinoresinoldi-O-b-glucopyranoside 松脂酚双吡喃葡萄糖甙 d-Pinoresinol d-松脂素 Piperitone 胡椒酮 Plantaginin 车前甙 Platycodin A, C, D 桔梗皂甙A，C，D Podophyllotoxin 鬼臼毒
医务英语
VOICE ONE: Welcome to THIS IS AMERICA in VOA Special English. I'm Steve Ember. VOICE TWO: 2006 Labor Day parade in Detroit, Michigan And I'm Barbara Klein. Most of the world observes Labor Day on May first. But the United States has its workers holi
VOA慢速英语2007年（九）月
VOICE ONE: This is SCIENCE IN THE NEWS in VOA Special English. I'm Bob Doughty. VOICE TWO: And I'm Faith Lapidus. On our program this week, we will tell about the new United Nations report on climate change. We will also tell about an ancient burial
VOA慢速英语2007年（六）月
Belittle Now, the VOA Special English program Words and Their Stories. Todays word is belittle. It was first used by Thomas Jefferson, the third president of the United States. Many years ago, a French naturalist, the Count de Buffon, wrote some book
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John Adams: The Nation's Second President 第2任总统 约翰亚当斯 Do you recognize that song? It is the opening to the show The Addams Family. But today we are talking about a different Adams family one from the history books, not the televisio
2016年VOA慢速英语(一)月
Columbus Day: Some Love It, Others Not So Much 哥伦布纪念日--有些人爱,有些人不以为然 This is Columbus Day, the second Monday in October, in the United States. It is a federal holiday. That means most federal offices are closed. The h
2015年VOA慢速英语(十)月
Ladies and Gentlemen, I'd planned to speak to you tonight to report on the state of the Union, but the events of earlier today have led me to change those plans. Today is a day for mourning and remembering. Nancy and I are pained to the core by the t
英语演讲
By Phil Mercer Sydney 03 December 2007 Kevin Rudd has been sworn in as Australia's new Prime Minister with an agenda of action on climate change and the repeal of unpopular industrial laws. The new government has signed the Kyoto Protocol on climate
VOA常速英语2007年（十二月）
In 2001, a team from Tel Aviv University argued that B. permians were almost identical to a strain of modern bacteria, Bacillus marismortui, found in the Dead Sea. 2001年，以色列特拉维夫大学的一个小组认为，二叠纪芽孢杆菌与一
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What makes the sun shine? For a lot of folks, this is the kind of thing that doesn't even require explanation: it just does. But just being a commonplace phenomenon in no way explains it. Something must cause the sun to shine. And, in fact, there is
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The British actor Alan Rickman has died of cancer at the age of 69. In movies, he won fame for his role as Severus Snape in the Harry Potter series and before that in films such as Truly Madly Deeply, Love Actually, Die Hard, Sense and Sensibility an
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