A barbecue taps into our hunter-gatherer of past. But eating beef no longer requires a life-and-death battle for the formidable adversary. 8000 years ago, something extraordinary happened to change all that. hunter-gatherer:采猎者,靠打猎和采集

发表于:2018-12-26 / 阅读(32) / 评论(0) 分类 自然百科2009年

Here, the story goes, Oedipus first learned his fate. The Oracle of Delphi, speaking for the god Apollo, told him he would kill his father and marry his mother. As many of us learned in school, despite all his efforts, Oedipus was unable to escape hi

发表于:2018-12-26 / 阅读(29) / 评论(0) 分类 自然百科2010年

Surrounded by infra-red cameras, motion detectors and light sensors, the volt and its lock with a million of possible combinations are broken open, without triggering any of its state-of-the-art alarm systems. More than a hunderd safty boxes were bro

发表于:2018-12-26 / 阅读(26) / 评论(0) 分类 自然百科2013年

And what sort of building were they in. Yea, we found them near a tower and they were escaping during the eruption. To the trained eye of a forensic anthropologist, the state of the bones, even 2000 years after death, is very telling. On skeleton No.

发表于:2018-12-26 / 阅读(22) / 评论(0) 分类 自然百科2015年

The melting rock is forcing its way out. In fact, its effects are felt years before. The city lives through something which today would be seen as a terrible warning. This is evidence of a major disaster, an earthquake that hit the city in 62 A. D.,

发表于:2018-12-26 / 阅读(22) / 评论(0) 分类 自然百科2015年

So here we find ourselves in one of the other restaurants that have been excavated in this town block. As customers would come up through this long passage way, they'd reach the end of the property, where they would find, out on the left hand side he

发表于:2018-12-26 / 阅读(30) / 评论(0) 分类 自然百科2015年

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发表于:2019-01-16 / 阅读(27) / 评论(0) 分类 自然百科2016年

Sorry,there is not text temporarily, Please help tingroom to look for it! 如果您能找到更好的听力原文,请发贴到 听力原文收集区 ,您将会获得10到30积分的奖励! Thank you!

发表于:2019-01-16 / 阅读(29) / 评论(0) 分类 自然百科2016年

Sorry,there is not text temporarily, Please help tingroom to look for it! 如果您能找到更好的听力原文,请发贴到 听力原文收集区 ,您将会获得10到30积分的奖励! Thank you!

发表于:2019-01-16 / 阅读(36) / 评论(0) 分类 自然百科2016年

Queuing like school children, these penguins are waiting to receive the life-saving medicines and nutrition. They owe their lives to SANCCOB, the Southern African Foundation for the Conservation of Coastal Birds. SANCCOB responded to a call for help

发表于:2019-01-16 / 阅读(33) / 评论(0) 分类 自然百科2009年

Transcript(by myconsent) The highest peaks of the Drakensberg reach up more than ten thousand feet. Most of the pastures up here are well above 6000. As soon as they arrive, the animals reap the rewards of the long hard climb -- the grass is sweet, n

发表于:2019-01-22 / 阅读(39) / 评论(0) 分类 自然百科2009年

The Florida Everglades, each winter, hordes(群) of manatees congregate in the warm waters here to survive the cooler weather. But they are not alone. Manatees share these waterways with boaters, and that has put them in a harm's way(危险的境

发表于:2019-01-22 / 阅读(28) / 评论(0) 分类 自然百科2009年

The ancient city of Machu Picchu attracts visitors from all over the world. The most famous archaeological site in Peru, this Inca ruin floats among the clouds, 2,000 feet above the Urubamba River that runs below, and 7,700 feet above sea level. Hist

发表于:2019-01-22 / 阅读(32) / 评论(0) 分类 自然百科2009年

This accident of nature holds an unrivaled place in society. Large diamonds are so rare and so prized (that) they have become the emblem of the elite. In the elegant halls of Christie's Galleries in New York City, an auction of fabulous jewels is abo

发表于:2019-01-22 / 阅读(29) / 评论(0) 分类 自然百科2009年

The River Thames runs over 200 miles through the British countryside and on to the city of London. Each day, thousands of visitors enjoy the pleasures of just being on the river. But as little as 40 years ago, this body of water had become one of Eur

发表于:2019-01-22 / 阅读(35) / 评论(0) 分类 自然百科2009年

October in the Upper Mississippi Valley, the fall weather is mild and eagles are free from the burdens of the nest. Water birds, soon to depart for warmer havens, are briefly abundant. Joining the eagles that live here year-round are bald eagle migra

发表于:2019-01-22 / 阅读(24) / 评论(0) 分类 自然百科2009年

Like dovetailed joints connected to the past, covered bridges line in the rivers in Vermont. Originally they were developed in Germany, Austria, and Switzerland centuries ago, when all bridges were made of wood, and those without roofs rotted away in

发表于:2019-01-22 / 阅读(29) / 评论(0) 分类 自然百科2009年

April 19th marks the 65th anniversary of the Warsaw Ghetto uprising, when the last residents of the Jewish Ghetto rose up and ultimately fueled a revolt against Nazi power. The Ghetto was razed following the revolt, its residents killed. Today these

发表于:2019-01-22 / 阅读(26) / 评论(0) 分类 自然百科2009年

With the price of gold at all-time highs, a familiar fever is once again sweeping Alaska. Everybody has their own reason why they are into it. Some people, you know, you find what you got and you try at once to find a little bit of gold. This is kind

发表于:2019-01-22 / 阅读(28) / 评论(0) 分类 自然百科2009年

Russia's Kamchatka Peninsula is known for its volcanic and seismic activity, but not since the 1960s has a new geyser appeared here. A ranger in the Kronotsky Nature Reserve was the first to see the column of boiling liquid last month. Another observ

发表于:2019-01-22 / 阅读(41) / 评论(0) 分类 自然百科2009年