But most significant of all, the jaguar has a tell-tale trademark. Instead of going for the neck or snout like most cats do, it kills with a crushing bite through the skull into the brain. This makes the jaguar prime suspect in this case. Even the gl

发表于:2018-12-03 / 阅读(37) / 评论(0) 分类 探索与发现2012年

At first sight, manatees might look like seals or dolphins. But in fact, some of their closest relatives live on land. These toenails are the giveaway, remarkably similar to those of elephants. 13,000 years ago, two other members of the elephant fami

发表于:2018-12-03 / 阅读(51) / 评论(0) 分类 探索与发现2012年

But the glyptodont wasn't a reptile. So what was it? There is a relative of the glyptodont thats still alive today. It's the armadillo and it's a mammal, the only mammal with this kind of armor in the whole of North America. It may give us some idea

发表于:2018-12-03 / 阅读(56) / 评论(0) 分类 探索与发现2012年

The global trade in precious stones is a multi-billion dollar business. It touches the lives of people in the mines of South Africa, stone cutters of India, and countless others around the world. These precious gems adorn, kings, queens, movie stars

发表于:2018-12-08 / 阅读(48) / 评论(0) 分类 VOA标准英语2008年(九月)

Landmark Election Could Bring Big Change to Malaysia It is shaping up to be the closest election in Malaysias history. The campaign is pitting the National Front, headed by Prime Minister Najib Razak, against the opposition Peoples Pact, led by forme

发表于:2018-12-08 / 阅读(36) / 评论(0) 分类 VOA标准英语2013年(四月)

American biologist George Schaller has spent his life studying wild animals in more than 25 countries: from gorillas in Congo to snow leopards in Nepal to alligators in Brazil. At 75, he is being honored for his achievements in animal conservation w

发表于:2018-12-16 / 阅读(41) / 评论(0) 分类 VOA标准英语2008年(七月)

Could it be that drastic water shortage was the reason for the mastodons' epic migrations? Another big piece of this puzzle lies far out to sea. This is the ocean floor. But this isn't rock sprouting out at the bottom. It's wood. It's the remains of

发表于:2018-12-27 / 阅读(33) / 评论(0) 分类 探索与发现2013年

But despite their name, the mighty Everglades did not exist during the ice age. So what did pre-historic Florida look like? There is one place in northern Florida that has revealed more ice age secrets than almost anywhere else, the dark slow-moving

发表于:2018-12-27 / 阅读(36) / 评论(0) 分类 探索与发现2013年

The cold climate conifer forests of the north displaced broadleaved woodlands. Plants and animals were gradually pushed south to find a warmer climate. Florida became a refuge from the cold. Down here is where the Ice Age north met the subtropical so

发表于:2018-12-27 / 阅读(38) / 评论(0) 分类 探索与发现2013年

Melissa had heard about Bill. He was a womanizer. He dated one woman after another, telling one lie after another. He was a pilot, a tiger trainer, a banker, a publisher, a tycoon, an investor, an adventurer, and on and on. He laughed about how easy

发表于:2018-12-31 / 阅读(55) / 评论(0) 分类 365个英语简短小故事

By Dan Robinson Capitol Hill 18 May 2006 U.S. officials say implementing the Darfur peace agreement requires sustained international attention to Sudan in coming months. A congressional hearing examin

发表于:2019-01-07 / 阅读(125) / 评论(0) 分类 2006年VOA标准英语(五月)

By Amy Katz Washington, D.C. 30 January 2006 watch Border report Mexico drops plans to distribute maps to guide immigrants safely across the U.S.-Mexico border... another tunnel on that border is disc

发表于:2019-01-07 / 阅读(97) / 评论(0) 分类 2006年VOA标准英语(一月)

By Challiss McDonough Cairo, Egypt 25 May 2006 Egyptian pro-reform judges stand in front the Supreme Court house during an anti-government protest in Cairo, Egypt, Thursday, May 25, 2006 At least 300 pro-reform judges in Egypt stood in silent protes

发表于:2019-01-07 / 阅读(120) / 评论(0) 分类 2006年VOA标准英语(五月)

By Jim Malone Washington 06 February 2007 The war in Iraq looms as the major issue in the 2008 U.S. presidential race. The war is already causing splits among White House candidates in both major political parties. VOA national correspondent Jim Mal

发表于:2019-01-07 / 阅读(85) / 评论(0) 分类 2007年VOA标准英语(二月)

Famed jazz pianist and composer George Shearing, 91, died Monday, February 14 of heart failure in New York City. Shearing was born in England but settled in the United States in 1947. His recording career lasted more than six decades and included alb

发表于:2019-01-10 / 阅读(59) / 评论(0) 分类 VOA标准英语2011年(二月)

By Paul Sisco Washington, DC 10 January 2007 watch Avalanche Safety report Avalanche! is the most frightening alert a mountain traveler can hear. Uncontrollable snow slides in the world's mountainous regions -- from the Himalayas to the Alps to Nort

发表于:2019-01-11 / 阅读(88) / 评论(0) 分类 2007年VOA标准英语(一月)

By Sarah Simpson Lagos 07 December 2007 The U.S. pharmaceutical giant, Pfizer, has confirmed in a statement that out of court talks with the Kano State government in northern Nigeria have broken down. Kano State is suing Pfizer for more than $2 billi

发表于:2019-01-11 / 阅读(59) / 评论(0) 分类 VOA常速英语2007年(十二月)

VOICE ONE: I'm Barbara Klein. VOICE TWO: And I'm Steve Ember with People in America in VOA Special English. Today we continue our report about the life and music of one of America's greatest composers, George Gershwin. (MUSIC: Rhapsody in Blue) VOIC

发表于:2019-01-11 / 阅读(76) / 评论(0) 分类 VOA慢速英语2009年(二)月

AS IT IS 2013-05-24 New Study Predicts Huge Species Loss from Climate Change From VOA Learning English, this is At It Is. Welcome! Im Caty Weaver. This week, American scientists said carbon dioxide in Earths atmosphere had risen to its highest level

发表于:2019-01-12 / 阅读(73) / 评论(0) 分类 2013年VOA慢速英语(六)月

Economics Report - Saving Money for College This is the VOA Special English Economics Report. How much does a college education cost? In the United States, the College Board releases yearly reports on prices at colleges and universities. The group ba

发表于:2019-01-12 / 阅读(45) / 评论(0) 分类 2012年VOA慢速英语(八)月