磷光体组,荧光粉组

NPR 2009-5-30

In the wake of yet another short-range missile firing by North Korea, US officials now say there are scenes what appears to be increased activity at a long-range missile site. North Korea test-fired its sixth missile this week over strong objections

发表于:2018-12-02 / 阅读(159) / 评论(0)

2009年NPR美国国家公共电台5月

VOA慢速英语 2008 0226b

VOICE ONE: This is SCIENCE IN THE NEWS in VOA Special English. I'm Barbara Klein. VOICE TWO: And I'm Bob Doughty. Today we tell about headaches, the head pain that strikes almost everyone at some time. (MUSIC) VOICE ONE: Have you had a headache rece

发表于:2018-12-07 / 阅读(147) / 评论(0)

VOA慢速英语2008年（二）月

365个英语简短小故事-329. The Cluster Balloonist

Cluster balloonists tie a bunch of helium balloons to a lawn chair, sit in the chair, cut the anchor rope, and go flying into the wild blue yonder. To land, they cut some of the cords attaching the balloons to the chair. A small group of daredevils h

发表于:2018-12-11 / 阅读(180) / 评论(0)

365个英语简短小故事

VOA慢速英语2011--Have a Headache? You Are Not Alone.

SCIENCE IN THE NEWS - Have a Headache? You Are Not Alone. FAITH LAPIDUS: This is SCIENCE IN THE NEWS in VOA Special English. I'm Faith Lapidus. BOB DOUGHTY: And I'm Bob Doughty. Today we tell about headaches, the pain that strikes almost everyone at

发表于:2018-12-16 / 阅读(151) / 评论(0)

2011年VOA慢速英语(五)月

SSS 2012-07-06

This is scientific American-60 second science,I'm Evelyn Lamb.Got a minute? In our dark of night, he is like one of the newest cosmology discoveries to compound Hubble Telescope.A massive entry galaxy cluster.The air fly covers a feeling normal galxy

发表于:2019-01-08 / 阅读(185) / 评论(0)

Scientific American(七)月

2006年VOA标准英语-Cluster Bomb Treaty Comes Into Force

By Lisa Schlein Geneva 12 November 2006 A Cluster Bomb Unit, dropped by Israeli warplanes, sits in southern village of Ouazaiyeh, Lebanon, November 9, 2006 A new international treaty aimed at reducing the deaths and injuries from cluster bombs, land

发表于:2019-01-11 / 阅读(179) / 评论(0)

2006年VOA标准英语（十一月)

VOA慢速英语2013 Have a headache? You are not alone.

Have a headache? You are not alone. From VOA Learning English, this is Science in the News. I'm Steve Ember. Today Barbara Klein and I tell about headaches, the pain that strikes almost everyone at some time. Have you had a headache recently? If your

发表于:2019-01-12 / 阅读(152) / 评论(0)

2013年VOA慢速英语(六)月

2006年VOA标准英语-Israeli-Dropped Cluster Bomblets Threaten South

By Margaret Besheer Beirut 27 August 2006 Lebanese Sobhi Abbas, top, comforts his son Abbas Abbas, 6-years-old, who was injured while playing with a cluster bomb in Blida, on Saturday August 26, 2006 Two weeks ago, a U.N. brokered truce ended 34 day

发表于:2019-01-13 / 阅读(273) / 评论(0)

2006年VOA标准英语（八月）

VOA标准英语2012--Hundreds of Thousands of Cluster Munitions Destroyed

Hundreds of Thousands of Cluster Munitions Destroyed A new report says governments that joined the treaty banning cluster munitions have destroyed nearly 750-thousand of the weapons since 2008. However, it also says there are credible allegations of

发表于:2019-01-13 / 阅读(163) / 评论(0)

VOA标准英语2012年(九月)

VOA标准英语2013--VOA Finds Evidence of Syrian Cluster Bomb Use

VOA Finds Evidence of Syrian Cluster Bomb Use In Azaz, Syria, in late January, Syrian government forces used what arms experts say is a particularly deadly weapon. Residents say a plane dropped nine large cluster bombs on this neighborhood on the out

发表于:2019-01-14 / 阅读(170) / 评论(0)

VOA标准英语2013年(三月)

VOA标准英语2013--Cluster Munitions Have Prolonged Impact

Cluster Munitions Have Prolonged Impact Mohamed is 13 years old. Two years ago, he played with a shiny metal object he found outside his home in Benghazi, Libya. He didn't know it was a cluster munition until it exploded. Cluster munitions release sm

发表于:2019-01-14 / 阅读(169) / 评论(0)

VOA标准英语2013年(三月)

读英语,语音语调很重要

发表于:2019-01-18 / 阅读(189) / 评论(0)

英语学习方法

财富精英励志演讲第155期:携手打造电子化世界(7)

We have integrated into the solution some technology brought over from the Unix side of the house, called Cluster View, which makes it possible to monitor multiple Microsoft Cluster Servers. This is another one of the benefits customers receive from

发表于:2019-01-18 / 阅读(213) / 评论(0)

财富精英励志演讲

VOA慢速英语20061205b

SCIENCE IN THE NEWS - Tension, Migraine and Cluster: Getting to the Root of a HeadacheBy Jerilyn Watson Broadcast: Tuesday, December 05, 2006 VOICE ONE: This is SCIENCE IN THE NEWS in VOA Special Engl

发表于:2019-01-30 / 阅读(229) / 评论(0)

2006年慢速英语(十二)月

2007年VOA标准英语-Study: Millions Affected by Cluster Bombs

By Lisa Schlein Geneva 16 May 2007 In a just released report Wednesday, Handicap International says hundreds of millions of people worldwide face a daily risk of death or maiming by cluster bombs. Lisa Schlein has more for VOA from Geneva, where the

发表于:2019-02-02 / 阅读(212) / 评论(0)

2007年VOA标准英语（五月）

VOA标准英语2009年-Breathing Pure Oxygen Effective in Tre

Oxygen therapy can bring drug-free relief to many Vidushi Sinha | Washington, DC 15 December 2009 A new study shows that breathing pure oxygen can considerably lessen the agony experienced with severe headaches Cluster headaches are described by suff

发表于:2019-02-06 / 阅读(274) / 评论(0)

VOA标准英语2009年(十二月)

京津冀机场实现统一管理打造世界级机场群

A world-class airport cluster will be established in Beijing and its two neighboring areas - Tianjin municipality and Hebei province, promoting regional integrated development, China Securities Journal reported. 据《中国证券报》报道，为促进

发表于:2019-02-18 / 阅读(185) / 评论(0)

英语新闻

"气球"带我空中翱翔

According to the Daily Mail on December 1, American daredevil Jonathan Trappe travelled an astonishing 100 miles by flying a cluster of Mexican flag-colored balloon over Mexico with the speeds of 18 to 50 mph. His flight was to celebrate the Mexican

发表于:2019-02-24 / 阅读(367) / 评论(0)

阅读空间

新西兰英语 452 The shortest day

Today is the shortest day of the year for the Southern Hemisphere. In New Zealand, we have nearly 9 hours of daylight today to be exact, 8 hours, 56 minutes and 24 seconds at latitude 43 degrees south. Tomorrow will be 3 seconds longer. Last night wa

发表于:2019-02-25 / 阅读(149) / 评论(0)

新西兰英语

环球英语 — 290：Cluster Bombs

Voice 1 Welcome to Spotlight. I'm Ruby Jones. Voice 2 And I'm Ryan Geertsma. Spotlight uses a special English method of broadcasting. It is easier for people to understand, no matter where in the world they live. Voice 1 Soraj Ghulam Habib is a young

发表于:2019-03-04 / 阅读(237) / 评论(0)

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