激光核聚变

太阳科普第8期

Now the speed of light is a very,very big number. 光速是个很大的数字 So if we just take a small amount of mass, 所以只要一点点质量 you get a huge amount of energy. 就含有大量能量 And that's the energy which actually powers ou

发表于:2018-12-07 / 阅读(121) / 评论(0)

太阳科普

VOA慢速英语2014 核聚变反应堆会很快推出？

Is a Fusion Nuclear Reactor Coming Soon? 核聚变反应堆会很快推出？美国科技组织的洛克基德马丁称五年内，将会建成一个核聚变反应堆。他说预计到2017年能呈现一个操作雏形，到2022年，就能够投入使

发表于:2018-12-08 / 阅读(89) / 评论(0)

2014年VOA慢速英语(十二)月

VOA常速英语2008年-US Government Reviews Laser Eye Surgery

By Carol Pearson Washington 30 April 2008 Ten years ago, the U.S. Food and Drug Administration approved LASIK, eye surgery with a laser that enables people to see without glasses. But about five percent of LASIK procedures fail, and those patients ca

发表于:2018-12-08 / 阅读(86) / 评论(0)

VOA常速英语2008年（四月）

VOA慢速英语2013 EXPLORATIONS - The History of the Laser

EXPLORATIONS - The History of the Laser Welcome to EXPLORATIONS in VOA Special English. Im Mario Ritter. This week, we tell about one of the most recognizable objects in science fiction the laser. It is one of the best examples of how technology can

发表于:2018-12-16 / 阅读(72) / 评论(0)

2013年VOA慢速英语(二)月

美国有线新闻 CNN 朝鲜宣布成功进行氢弹试验威力远大于前

Once again, North Korea has defied international demands to give up its nuclear and missile programs. They're illegal, as far as the United Nations is concerned. They're a right as far as North Korea is concerned. And the communist country said on Su

发表于:2018-12-20 / 阅读(63) / 评论(0)

CNN美国有线新闻2017年9月

step by step 第四册 lesson 135

UNIT 68 POPULAR SCIENCE (Ⅰ) Lesson 135 Part Ⅰ Warming-up Exercises Note-taking: Inventions The words you may need for your note-taking in this drill: gasoline / barometer / Polaroid / pendulum / D

发表于:2018-12-27 / 阅读(110) / 评论(0)

英语听力入门 (全四册)

Watch the US Navy’s New Laser Weapon in Action

The United States Navy has demonstrated a new laser weapon operating in the Persian Gulf. The Laser Weapons System, or LaWS, is deployed on the USS Ponce transport ship. A live test firing of the weapon was recently carried out for Cable News Network

发表于:2019-01-02 / 阅读(87) / 评论(0)

2017年VOA慢速英语(七)月

VOA慢速英语2017 世界上第一个核聚变反应堆已完成50%

World's First Nuclear Fusion Reactor 50 Percent Complete At the Geneva Superpower Summit in November 1985, American President Ronald Reagan met with the Soviet Union's General Secretary Mikhail Gorbachev. 在1985年11月的日内瓦超级大国首脑会

发表于:2019-01-03 / 阅读(68) / 评论(0)

2018年VOA慢速英语(一)月

Quixotic Fusion:与光共舞

Quixotic Fusion是一个集合空中杂技、舞蹈、戏剧、电影、音乐、视觉效果的艺术家团体。在TED2012大会上，他们带来了三段动人的舞蹈演出

发表于:2019-01-05 / 阅读(72) / 评论(0)

TED公开课:艺术与幻觉

VOA标准英语2013--The History of the Laser

The History of the Laser Welcome to EXPLORATIONS in VOA Special English. Im Mario Ritter. This week, we tell about one of the most recognizable objects in science fiction the laser. It is one of the best examples of how technology can go from the sci

发表于:2019-01-12 / 阅读(116) / 评论(0)

2013年VOA慢速英语(五)月

VOA慢速英语2012--The Laser: Futuristic Science Found at Your Local Store

EXPLORATIONS - The Laser: Futuristic Science Found at Your Local Store MARIO RITTER: Welcome to EXPLORATIONS in VOA Special English.Im Mario Ritter. This week, we tell about one of the most recognizable objects in science fiction the laser. It is one

发表于:2019-01-12 / 阅读(86) / 评论(0)

2012年VOA慢速英语(一)月

VOA慢速英语2010年-EXPLORATIONS - After 50 Years, Lasers

STEVE EMBER: Im Steve Ember. FAITH LAPIDUS: And Im Faith Lapidus with EXPLORATIONS in VOA Special English. This week, we tell about one of the most recognizable objects in science fiction the laser. And we tell how the laser has made its mark in the

发表于:2019-01-12 / 阅读(71) / 评论(0)

2010年VOA慢速英语(九)月

VOA慢速英语2016 朝鲜声称进行了氢弹测试

AS IT IS 2016-01-07 North Korea Says It Tested Hydrogen Bomb 朝鲜声称进行了氢弹测试 North Korea says it tested a hydrogen bomb on Wednesday. 朝鲜声称周三测试爆炸了一枚氢弹。 The U.S. Geological Survey reported a 5.1 magnitu

发表于:2019-01-12 / 阅读(68) / 评论(0)

2016年VOA慢速英语(一)月

2015-03-27 BBC:星光七纪元-20

Actually, Arcturus is an omen of something far worse than the bad weather, a portended drama more intense than any of what you could imagine. When our own sun eventually becomes a red giant in 5 billion years time, it will turn into a destroyer rathe

发表于:2019-01-23 / 阅读(65) / 评论(0)

探索与发现2015年

2015-05-06 BBC:星光七纪元-31

And with his colleagues, he did the calculations to prove it. The key was the conditions created in the final stages about massive stars fighting against its gravity. These stars are so massive and hot that they can go through a whole series of nucle

发表于:2019-01-23 / 阅读(82) / 评论(0)

探索与发现2015年

【英语语言学习】镭射器的历史

Welcome to EXPLORATIONS in VOA Special English. Im Mario Ritter. This week, we tell about one of the most recognizable objects in science fiction the laser. It is one of the best examples of how technology can go from the science of the future to eve

发表于:2019-01-24 / 阅读(113) / 评论(0)

英语语言学习

VOA常速英语2007年-Scientist in Texas Runs NASA's Lunar Laser Prog

By Paul Sisco Washington 14 November 2007 At the McDonald Observatory in western Texas, a unique space program has been quietly underway for more than 30 years. It is called the Lunar Laser Ranging Program. VOA's Paul Sisco has more. Research scienti

发表于:2019-01-31 / 阅读(101) / 评论(0)

VOA常速英语2007年（十一月）

Ford recalling 130,000 Fusion, Milans to fix wheels

CHICAGO, Dec. 9 (Xinhua) -- Ford Motor Co. said Friday it is recalling more than 128,000 Ford Fusion and Mercury Milan sedans over concerns the wheel studs could crack and cause the wheels to separate, Detroit News reported. The recall includes 128,6

发表于:2019-02-14 / 阅读(80) / 评论(0)

英语新闻

TED演讲没错,我制造了一个核聚变发生器(2)

So this previous year, I won the Intel International Science and Engineering Fair. 因此上一年，我赢下了国际科学以及工程大会活动的第一名。 I developed a detector that replaces the current detectors that Homeland Security has

发表于:2019-02-21 / 阅读(53) / 评论(0)

TED演讲教育篇

TED演讲没错,我制造了一个核聚变发生器(1)

So my name is Taylor Wilson. I am 17 years old and I am a nuclear physicist, which may be a little hard to believe, but I am. 我叫泰勒威尔逊，今年17岁，我是一名核物理学家，可能你们很难相信，但我确实是。 And I wou

发表于:2019-02-21 / 阅读(56) / 评论(0)

TED演讲教育篇

最新学习文章

热门学习文章

热门标签

英语听力 VOA标准英语 VOA 英语歌曲口语听力提高听力材料听力教程英语学习 NPR 英语口语 VOA慢速英语美国国家电台儿童英语 VOA英语小学英语 cnn VOA常速英语标准英语英文歌曲听电影学英语英语单词英文电影慢速英语 CRI 美联社新闻美国有线新闻加州分级澳洲新闻流行歌曲常速英语 ABC新闻快递疯狂英语英语读物听力棚车少年经济学人英语词汇商务英语 VOA双语新闻 BBC 中国电台大学英语 Treasures 加州语文 BBC英语英语听力网站 VOA英语教学词汇万花筒 SSS VOA英语听力 AP 新概念分级英语英语广播听力精选英语播客英文绘本 TED演讲赖世雄英语MP3 CCTV9英语新闻 lesson 英语新闻初中英语学英语英语语法历史上的今天英文广播剧英语游戏原版英语小说英语有声读物书虫英语牛津英语读物访谈录新闻一分钟考研英语英语每日在线听新闻 Us 新概念英语地道英语单词第二册自然百科高中英语 sports 实用英语 MP3听力辛沛沛 ESL英语第一册英语每日一句 unit 新东方 GRE 每日一词 BBC听力

学英语单词

a matter for wonder

absence of nose

aden-abyan islamic armies

American Missionary Association

apex of hierarchy

Appin