【航空学】声障,音障,声垒[亦作transonic barrier]

英语畅谈世界文化lesson7:Great Barrier Reef大堡礁

发表于:2018-12-07 / 阅读(177) / 评论(0)

英语畅谈世界文化

Study: Breaking Blood-Brain Barrier to Treat Brain Diseases

From VOA Learning English, this is the Health Lifestyle report. Our brains are protected by our skull. But that is not the only protection it has. A natural barrier around our brains prevents germs and other damaging substances in the blood from ente

发表于:2018-12-08 / 阅读(147) / 评论(0)

2018年VOA慢速英语(八)月

留学生在中国第24期 Language Barrier 语言障碍

Chapter 24 Language Barrier between Chinese and Foreigners第 24章中外语言障碍David：Do you know any foreign experts here in China? 你认识在中国工作的外国专家吗？ You：No, language is a real barrier between Chinese and foreig

发表于:2018-12-25 / 阅读(137) / 评论(0)

留学生在中国

不择手段背单词(711):barrier界线,屏障,障碍物

barrier, ['briə] n （用来禁止通行的各种）障碍物（如：栅栏和关卡）＝obstacle 【例】The police put a barrier 警察设了路障。barrier of speech 语言的隔阂

发表于:2018-12-30 / 阅读(140) / 评论(0)

不择手段背单词

Israeli High Court to Consider Legality of Security Barrier

Israeli High Court to Consider Legality of Security Barrier Ross Dunn Israel's high court has agreed to consider the legality of a controversial West Bank security barrier , just weeks before the proj

发表于:2019-01-07 / 阅读(179) / 评论(0)

VOA2004（上）--各类新闻

美国国家公共电台 NPR In Mexico, Comedian Breaks New Ground And Gender Barrier

ROBERT SIEGEL, HOST: We're going to meet one of Mexico's most popular standuperos (ph), stand-up comedians. Sofia Nino de Rivera is among those in the country giving comedy a new voice. Comedians in Mexico have long been controlled by the leading tel

发表于:2019-01-16 / 阅读(111) / 评论(0)

2017年NPR美国国家公共电台7月

美国国家公共电台 NPR While Corals Die Along The Great Barrier Reef, Humans Struggle To Adjust

A MARTINEZ, HOST: There are few places on Earth where the impact of climate change is more noticeable than along the Great Barrier Reef. It's the planet's largest living organism that now has become the world's largest dying organism. In the past 18

发表于:2019-01-16 / 阅读(160) / 评论(0)

2017年NPR美国国家公共电台7月

英语听力：自然百科澳大利亚大堡礁 Great Barrier Reef—10

But the wonky holes will never be completely covered up, because coral cant grow in freshwater. Theyll remain an indelible reminder of the reef's past lives. But the origins of the reef lie even further back in time. And to understand them means crac

发表于:2019-01-22 / 阅读(127) / 评论(0)

自然百科2011年

英语听力：自然百科澳大利亚大堡礁 Great Barrier Reef—15

Today, the elements that support the reef are in fine balance--sun, wind and waves. But it doesn't take much to tip the balance, plummeting this huge reef into disaster. It might happen sonner than you think. Eighteen million years ago, a series of r

发表于:2019-01-22 / 阅读(124) / 评论(0)

自然百科2011年

英语听力：自然百科澳大利亚大堡礁 Great Barrier Reef—18

It's an astounding mechanism, but it looks like it's being overwhelmed. Recently, the coral has been telling us that its had enough. Because when it overheats, it self-destructs, expelling the algae that live with them. They turn deathly pale, a proc

发表于:2019-01-22 / 阅读(131) / 评论(0)

自然百科2011年

英语听力：自然百科澳大利亚大堡礁 Great Barrier Reef—1

Where the forces of nature meet? In a hidden world, a tropical miracle. At this moment, evolution is building a living colossus, a giant built by nature's tiniest creature, a model of reincarnation, a survivor born from disasterthe Great Barrier Reef

发表于:2019-01-22 / 阅读(100) / 评论(0)

自然百科2011年

每日一词【239】barrier：障碍

今天我们要学的词是barrier。 Barrier是障碍的意思。Language barrier, 是语言障碍。Trade barrier, 是贸易壁垒。The lack of funding was the biggest barrier to the road improvement, 意思是道路改善的最大障碍是缺少资

发表于:2019-01-25 / 阅读(183) / 评论(0)

英语每日一词

2007年VOA标准英语-West Bank Barrier, New Divide in Palestinian-Is

By Jim Teeple Jerusalem 14 June 2007 The human rights group Amnesty International has called for the dismantling of the Israeli security barrier in the West Bank. The London-based group says the barrier has had a disastrous impact on the lives of Pal

发表于:2019-01-30 / 阅读(178) / 评论(0)

2007年VOA标准英语（六月）

学个词Learn a Word 第239期 Barrier

发表于:2019-01-30 / 阅读(134) / 评论(0)

英语单词荟萃

VOA常速英语2007-Chuck Yeager Broke Sound Barrier 60 Years Ago

By Paul Sisco Washington 12 October 2007 American test pilot Chuck Yeager flew a plane through the sound barrier on October 14th, 1947. VOA's Paul Sisco takes a look back at the famous feat and the man who first flew at Mach 1. Some say only the Wrig

发表于:2019-02-03 / 阅读(131) / 评论(0)

2007年VOA常速英语（十月）

历史上的今天-Today in History 2010-10-14

October 14th, 1947Its 662 mile per hour. The really big moment through the sound barrier. The first time ever in other. Air Force captain Chuck Yeager becomes the first person to fly faster than sound. Yeager breaks the sound barrier as he tests the

发表于:2019-02-14 / 阅读(153) / 评论(0)

历史上的今天-2010年

历史上的今天-Today in History 2013-10-14

October 14th, 1947Air Force Captain Chuck Yeager becomes the first person to fly faster than sound. Yeager breaks the sound barrier as he tests the rocket-powered research plane over California. 1066In Britain, invading Norman forces under William th

发表于:2019-02-14 / 阅读(110) / 评论(0)

历史上的今天-2013年

历史上的今天-Today in History 2014-10-14

发表于:2019-02-14 / 阅读(110) / 评论(0)

历史上的今天-2014年

US Artists Hurdle Over Israel’s Barrier

The barrier separating Israel from West Bank Palestinian territories is the theme of a Washington exhibit by a dozen U.S. and Canadian-based artists. Each gives a different representation of what the artist views as an obstacle to peace. The curator

发表于:2019-02-18 / 阅读(146) / 评论(0)

英语新闻

Who Was Neil Armstrong - 尼尔·阿姆斯特朗 CHUCK YEAGER

CHARLES (CHUCK) YEAGER ALSO LOVED FLYING. DURING WORLD WAR II HE WAS A DARING PILOT WHO SHOT DOWN ENEMY PLANES. AFTER THE END OF THE WAR IN 1945, HE WORKED TESTING EXPERIMENTAL PLANES. SCIENTISTS AND ENGINEERS WANTED TO DESIGN A PLANE THAT COULD GO F

发表于:2019-02-21 / 阅读(125) / 评论(0)

名人认知系列 Who Was

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