单词：convergent channel
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Lesson 64 The Channel Tunnel海峡隧道 First listen and then answer the question. 听录音，然后回答以下问题。 Why was the first tunnel not completed? In 1858, a French engineer, Aime Tho
新概念英语第二册
The tiny brain of this zebra finch may help scientists answer questions on how people form words to talk. Like humans songbirds learn to vocalize by imitation. Were able to not only just study the mechanisms of how vocal learning works in these songb
VOA标准英语2018年(五月)
This is Scientific American Sixty Seconds Science, I'm Sophie Bushwick, got a minute? When Mexican tetra fish moved into darker caves long ago, they evolved to deal with the dark by becoming albino and going blind. A new research shows that the chang
Scientific American(一)月
Researchers have discovered an almost universal word. Huh? You say? Even if you are not a native speaker of English, you probably dont need a translation for Huh? It appears that the word, or a very similar form of it, is used in most of the language
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CCTV5 to become Olympic channel since Jan 1, 2008 China's CCTV5, the country's main sport channel, will become a 24-hour Olympic channel starting Jan.1st next year. It will become the major media window on preparations for the 2008 Beijing Olympics
英语新闻视频
Evoking images from the liquid metal and nearly unstoppable Terminator from the movies, BAE Systems has posted concept video footage of a process to create drones of the future. 近日，BAE系统公司发布的一份概念视频展示了未来制造无
英语新闻
ROBERT SIEGEL, HOST: Biologist Jonathan Losos and I have at least one thing in common - we were both blown away by the late paleontologist Stephen Jay Gould's 1989 book Wonderful Life. Gould saw evolution as being all about odd contingencies, acciden
2017年NPR美国国家公共电台9月
But even though the insect brain is organized very differently from ours, there are some striking similarities. 虽然昆虫与人类大脑的组成大相径庭，但是仍有很多惊人的相似之处。 For example, most insects have smell detecto
TED演讲教育篇
The closing bell rang moments ago and it couldn't have come too soon for many investors after this crazy week on Wall Street. It was another roller-coaster session for the market. Stocks actually edged into the plus column briefly, but by the end it
商业报道2007年
A divided Supreme Court ruled yesterday that carbon dioxide and other greenhouse gases are air pollutants under the Clean Air Act. And the court said the Bush Administration broke the law in its refusal to limit emissions of those gases. And accordi
商业报道2007年
Oliver, there was a strong market reaction when Microsoft announced it was buying aQuantive, what's behind this deal? Well, I think Microsoft knows it needs to get into the advertising business. For years, it's basically made money one way, which is
商业报道2007年
Well, some people might want to read things on finance for Memorial Day weekend. But gas prices has bring you a trip a quarter, treble A actually calculate how much your trip cost you. If you want to find out, you can load onto fuelcostcalculator.com
商业报道2007年
Well, the Dow struggled to beat yesterday's record high. Stephanie Elam is in New York with a look at the final numbers and other business news headlines on this Thursday. Hi, Stephie. Hi, Richard. It's struggled but, ah, did really manage to pull i
商业报道2007年
Script： Now we move to northern Germany where the so-called G8 is underway among the leaders of the world's most powerful nations, and that would include President Bush. The truth is ,however, it's an uneasy gathering and not just beneath the surfa
商业报道2007年
Yahoo launching a celebrity gossip site, hoping to cash in on the summer of Paris Hilton. This as shareholders seem to have no problem with CEO Terry Semel cashing in on Yahoos flat stock performance. CNBC, Silicon Valley of your trip, Jim Goldman is
商业报道2007年
A joint play to start the Paris Air Show, with the biggest them all , the airbus A380 the symbols in France. The A380 has had a host technical problems , but Airbus says the production delays that followed are behind now. Weve learned a lot of lesson
商业报道2007年
Dogs have been mans best friend for thousands of years, a source of companionship and loyalty since the Stone Age. 几千年以来，狗狗都是人类最好的朋友，从石器时代开始就是人类忠诚的陪伴。 Now scientists suspect they h
英语新闻
Kerry Leaves Pakistan Hopeful, Despite Divides尽管有分歧 克里仍给巴基斯坦留下希望 U.S. Secretary of State John Kerry has wrapped up a visit to Pakistan with an agreement by the two countries to resume a dialogue on security issues. T
VOA常速英语2013年(八月)
Itcanbeinferredfromthepassagethatthe authorwouldbemostlikelytoagreewith whichofthefollowingstatementsregarding socioeconomicclassandsupportforthe rebelandLoyalistcausesduringthe AmericanRevolutionaryWa
英文语法词汇
Science and technology: Panda genetics 科技：熊猫遗传学 Hey dude. Give me six! 嘿，伙计。用六指击个掌吧！ Two strange mammals illuminate the process of natural selection. 两种不同的哺乳动物阐明自然选择的过程。
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