[00:07.21]NASA's Stardust spacecraft has successfully deployed a device that will collect extremely small particles in space. [00:16.95]The particles are called dust. [00:19.72]They form a stream of particles that flows through our solar system. [00:

发表于:2018-12-26 / 阅读(48) / 评论(0) 分类 美国英语听力80篇

With one you could power a small village. 一个太阳能碟能满足一座小村的能源需求 A field of them could power a city. 一大批则能供给一座城市所需的能源 Each system produces about 25 kw 一套系统的发电量是25千瓦

发表于:2019-01-02 / 阅读(155) / 评论(0) 分类 太阳科普

They had assault weapons, they had some AK47s, they had a Louis machinegun that they were mounting on an armored car they were building. They had plenty more mine type of devices, they had hand grenad

发表于:2019-01-02 / 阅读(153) / 评论(0) 分类 揭秘联邦调查局

So what would apes like ourselves do in this circumstance? 那在这种情况下,像我们这样的大猩猩还能有什么用呢? Well, we'd be free to play Frisbee and give each other massages. 我们可以悠闲地玩飞盘,给彼此做按摩。

发表于:2019-01-03 / 阅读(58) / 评论(0) 分类 TED演讲科技篇

WASHINGTON, Oct. 22 (Xinhua) -- U.S. chairman of the Joint Chiefs of Staff Martin Dempsey on Wednesday called the fight against Ebola in West Africa a U.S. national security priority. In a statement of U.S. Defense Department, Dempsey said the U.S. m

发表于:2019-01-07 / 阅读(55) / 评论(0) 分类 英语新闻

1. George Zimmerman has made his first court appearance on a second-degree murder charge in the shooting death of Trayvon Martin. Judge said an arraignment would be held on May 29th before another judge. 2. Jury selection is underway in the trial of

发表于:2019-01-11 / 阅读(137) / 评论(0) 分类 美联社新闻一分钟2012(四月)

AS IT IS 2015-11-25 US Special Forces to Deploy to Syria 'Soon' 美国特种部队将很快部署到叙利亚 American Special Forces will deploy to Syria soon, says the U.S. representative to the nations fighting Islamic State. Brett McGurk, the rep

发表于:2019-01-12 / 阅读(79) / 评论(0) 分类 2015年VOA慢速英语(十一)月

台风摧毁菲律宾中部 One of the fiercest typhoons ever recorded has devastated the central Philippines, leaving entire cities and towns in ruins and as many as 10,000 people dead. After gashing six provinces, Typhoon Haiyan veered to the north

发表于:2019-02-02 / 阅读(187) / 评论(0) 分类 英语新闻

Russia says it wants legal guarantees from the United States that a proposed missile defense shield for Europe will not threaten Russian security. Deputy Foreign Minister Sergei Ryabkov said Monday that Moscow has been disappointed by Washington's re

发表于:2019-02-05 / 阅读(91) / 评论(0) 分类 英语新闻

法律修订赶不上3D打印的发展 WASHINGTON As prices of 3D printers continue to fall, experts are increasingly calling for reconsideration of copyright laws that protect the owners of patents and designs. However, they also warn that overreach

发表于:2019-02-05 / 阅读(104) / 评论(0) 分类 英语新闻

BEIJING, July 28 (Xinhua) -- Mazda will recall 845,761 vehicles in China due to defective airbags, according to the General Administration of Quality Supervision, Inspection and Quarantine (AQSIQ) Thursday. The affected vehicles include 822,560 Mazda

发表于:2019-02-06 / 阅读(118) / 评论(0) 分类 英语新闻

BEIJING, June 4 (Xinhua) -- Deliberately highlighting the military and security agenda, deploying more military forces and strengthening military alliances in the Asia-Pacific region are inappropriate, Chinese Foreign Ministry spokesman Liu Weimin sa

发表于:2019-02-08 / 阅读(141) / 评论(0) 分类 英语新闻

PYONGYANG, July 30 (Xinhua) -- After Seoul and Washington decided in early July to introduce the Terminal High Altitude Air Defense, or THAAD, onto the Korean Peninsula, the Democratic People's Republic of Korea (DPRK) immediately voiced strong conde

发表于:2019-02-08 / 阅读(53) / 评论(0) 分类 英语新闻

WASHINGTON, March 15 (Xinhua) -- U.S. Defense Secretary Chuck Hagel on Friday announced that he has ordered the military to beef up the missile defense system by deploying 14 additional ground- based interceptors. At a Pentagon press briefing, Hagel

发表于:2019-02-09 / 阅读(67) / 评论(0) 分类 英语新闻

Researchers from Xian Jiaotong University in Northwest Chinas Shaanxi Province have developed a way to eliminate air pollutants during the coal-burning process, which they hope would significantly address the countrys smog problems. 来自中国西北的

发表于:2019-02-13 / 阅读(145) / 评论(0) 分类 英语新闻

BAIKONUR, Kazakhstan, Nov. 9 (Xinhua) -- Russia's Phobos-Grunt probe and China's Yinghuo-1 satellite were launched from the Baikonur cosmodrome in Kazakhstan on a Zenit-2SB rocket at 00:16 am Moscow time Wednesday (2016 GMT Tuesday). The main aim of

发表于:2019-02-18 / 阅读(76) / 评论(0) 分类 英语新闻

A new smart phone application is helping Health workers in Guinea in their fight against Ebola. The West African nation is one of the worst hit by the deadly virus. Health workers in Conakry, the capital of Guinea, are now using the app to locate and

发表于:2019-02-18 / 阅读(64) / 评论(0) 分类 英语新闻

BEIJING, Dec. 25 (Xinhuanet) -- China is likely to test a new Internet protocol in the next few years in an attempt to further develop the country's Internet, senior officials from the State Council said on Friday. The country will put the Internet P

发表于:2019-02-18 / 阅读(161) / 评论(0) 分类 英语新闻

Thousands of Egyptian workers are on strike Wednesday, demanding better pay and work conditions, following anti-government protests that led to former President Hosni Mubarak's resignation. More than 10,000 workers in the country's textile(纺织品)

发表于:2019-02-19 / 阅读(73) / 评论(0) 分类 英语新闻

Charlemagne 查理曼大帝专栏 Europe in a foreign field 海外欧洲军 The Europeans ability to deploy force abroad is falling, but Mali shows it is still needed 欧洲的海外驻军不断减少,但马里冲突表明其仍需对外调兵 When

发表于:2019-02-24 / 阅读(400) / 评论(0) 分类 经济学人综合