Parts of Pangaea were periodically flooded by shallow seas. But time and again this water evaporated, leaving layer upon layer of salt. Today these massive deposits lie buried deep beneath the Netherl

发表于:2018-12-07 / 阅读(67) / 评论(0) 分类 欧洲自然写真

Cattle Plague Declared Eradicated Scientists are declaring victory over a deadly animal disease that cattle herders around the world have dreaded for millennia. Rinderpest becomes the second disease in all of human history to be successfully eradicat

发表于:2018-12-08 / 阅读(79) / 评论(0) 分类 VOA标准英语2011年(六月)

When I first came to Beijing in the early 1980s, the city felt dusty overall--a one-time capital of temples and palaces was transformed into a landscape of factories and chimneys, and people rode simple steel bicycles or diesel-belching buses through

发表于:2018-12-18 / 阅读(65) / 评论(0) 分类 112 The Ghost in the First Row

If the world continues on a business-as-usual path, the Intergovernmental Panel on Climate Change predicts that there is a fifty-fifty chance the temperature will exceed 5 degrees by the end of this century. This increase may not sound like much, but

发表于:2018-12-18 / 阅读(45) / 评论(0) 分类 TED演讲教育篇

Hope you had a great weekend. I'm Carl Azuz and I'm pumped to welcome you to this special edition of CNN Student News. April is Financial Literacy Month in the U.S. It's an event that aims to improve Americans; financial awareness, how they can bette

发表于:2018-12-19 / 阅读(75) / 评论(0) 分类 CNN美国有线新闻2015年4月

Time stopped in the year 79 AD. Mt. Vesuvius erupted, sealing two Italian towns in ash, mud and lava: the better-known city of Pompeii and the seaside resort of Herculaneumit was a vacation spot of choice for wealthy Romans. In 1752, workers excavati

发表于:2018-12-26 / 阅读(43) / 评论(0) 分类 自然百科2010年

And yes, giving everyone the freedom to pursue purpose isn't gonna be free. 是的,赋予每个人追求目标的自由,这并不是免费的。 People like me should pay for it. 像我这样的人理应为此付费。 And a lot of you gonna do r

发表于:2018-12-30 / 阅读(40) / 评论(0) 分类 公众人物毕业演讲

Climate change is just one of many issues where our security is linked to the rest of the world. 在众多问题上,我们的安全与世界紧密相关,气候变化只是其一。 And that's why the third big question that we have to answer toge

发表于:2018-12-30 / 阅读(41) / 评论(0) 分类 欧美名人演讲

To Live or to Die The history of life on earth has been a history of interaction between living things and their surroundings. To a large extent, the physical form and the habits of the earths vegetation and its animal life have been molded by the en

发表于:2019-01-02 / 阅读(42) / 评论(0) 分类 英语背诵80篇

College students around the world have been a powerful force for change throughout history. In the United States, the 1930s, 1960s and 1990s were periods when every new generation of college students became involved in political action. They forced c

发表于:2019-01-02 / 阅读(63) / 评论(0) 分类 2017年VOA慢速英语(三)月

Will Parkland Student Activists Define Americas Younger Generation? More than three months after the school shooting in Parkland, Florida, the survivors who became gun-control activists may be deciding how their generation will be remembered. Carolyn

发表于:2019-01-03 / 阅读(63) / 评论(0) 分类 2018年VOA慢速英语(六)月

Two New Films Examine Trauma of War 两部电影诊查战争伤痛 War, it has often been said, is hell. Less often noted are the ways that hell can continue for soldiers and civilians long after the

发表于:2019-01-03 / 阅读(107) / 评论(0) 分类 VOA2005(上)--体育娱乐看台

Roman sandal found at Hadrian's Wall looks just like David Beckham's football boot 2000多年前的罗马拖鞋跟小贝球鞋一模一样 Archaeologists were left stunned when they uncovered a near 2,000-year-old shoe which looks just like the Adida

发表于:2019-01-08 / 阅读(140) / 评论(0) 分类 轻松英语

AS IT IS 2016-09-11 Fifteen Million Americans Work for Themselves 1500万美国人自主工作 About 15 million people in the United States work for themselves. That finding comes from the Pew Research Center, a not-for-profit research group. The cen

发表于:2019-01-12 / 阅读(46) / 评论(0) 分类 2016年VOA慢速英语(九)月

Plants Weaken Without Insects Bugging Them Evolutionary pressures The new study examines how insects and plants are still co-evolving. Anurag Agrawal studies evolution in real-time. The Cornell University professor of ecology and evolutionary biology

发表于:2019-01-14 / 阅读(94) / 评论(0) 分类 VOA标准英语2012年(十月)

Now, you must re-imagine China again for a new century, and your generation must be at the heart of China's regeneration. 你们必须重新想象新世纪的中国,你们这一代必然处于中国复兴的中心。 The new century is upon us. All

发表于:2019-01-18 / 阅读(58) / 评论(0) 分类 名校励志英语演讲

The Ark of the Covenant. Down through the ages, it has inspired devotion, terror and obsession. It has long been believed that this gold-encrusted chest was built to hold the Ten Commandments. The Israelites carried the Ark into virtually every battl

发表于:2019-01-22 / 阅读(81) / 评论(0) 分类 自然百科2009年

Its suddenly just so hot. Its quite ncie and cool in the breeze of like 100-mile-an-hour slipstream. But suddenly you realize it is very, very hot. And its also just huge. Look at this. First thing, find a vantage point to see where you are. The Kimb

发表于:2019-01-23 / 阅读(57) / 评论(0) 分类 探索与发现2012年

More Chinese people than ever this year are choosing to spend the Spring Festival holidays overseas. According to official figures, 5.19 million people are expected to travel overseas for the Lunar New year. What are their destinations, and why the g

发表于:2019-02-04 / 阅读(90) / 评论(0) 分类 cctv9英语新闻2015年

今天我们要学的词组是diagnose with。Diagnose with,意思是确诊患有。 The Philippine Department of Health reported that in April 2017, 629 persons, most of whom are millennials, were diagnosed with the Human Immunodeficiency Virus (H

发表于:2019-02-24 / 阅读(66) / 评论(0) 分类 英语单词荟萃