Flying:Dream and Reality

(Movie Toy Story: To infinity and beyond!) Oh, to be free as a bird. It’s been the 1) stuff of fantasy, and of reality. Sort of. 2) A self-contained flying man. This jet pack from the 1960s had bare

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Listen carefully to the conversations and short passages [00:07.99]and choose the best answer to each of the questions. [00:13.56]1.A)From eight o'clock in the morning until noon. [00:27.19](B)From noon until six o'clock in the evening. [00:37.22]C)F

SSS 2009-09-25

Every year, millions of monarch butterflies fly thousands of miles to alight in one specific forest in Mexico. How do they know what direction to flutter? Scientists had thought that an insect GPS system in their brains steered them in the right dire

60秒科学:Antennae Key to Butterfly Navigation

Antennae Key to Butterfly Navigation A study in the journal Science shows that monarch butterflies' sun-related directional sensing is governed by antennae, not the brain. Cynthia Graber reports Every year, millions of monarch butterflies fly thousan

VOA标准英语2010年-For U.S. Troops, New Armored Vehicle i

Explosive Devices have accounted for around 800 of the roughly 1,100 U.S. combat deaths in Afghanistan. To counter these increasingly-lethal bombs, the U.S. military is spending billions of dollars on blast-resistant vehicles specially tailored for A

VOA标准英语2010年-Could More Realistic Flight Training P

Authorities think so, and they've designed simulators that shake, rattle, and roll Ted Landphair | Washington DC 25 March 2010 U.S. space agency simulators help prepare airplane pilots for crisis situations. But critics say they don't adequately repl

Navigation, 3-D Printing in Sensing Technology Lead to New Apps

Navigation, 3-D Printing in Sensing Technology Lead to New Apps LOS ANGELES 3-D printing, high-speed navigation and a magic mirror are some of the technologies that have come from new computer chips with advanced spatial sensing. Technology startups

China Releases HD Satellite Images

On June 6, China published the first batch of photos captured by Gaofen-1, China's first high-definition earth observation satellite. Those pictures will provide valuable information of natural condition and disaster prevention. Li Dong has the detai

2015-07-01 BBC:巨石阵行动:被埋藏的秘密-3

The most ambitious of these studies is the Stonehenge Hidden Landscapes Project, led by experts from Birmingham University And Ludwig Boltzmann Institute in Austria.-As people walk over the Stonehenge landscape, they are aware of Stonehenge. They may

怎样写感谢信

在公司间的往来中，感谢除了要口头表示外还要书面表示。感谢信是公司中常用的一种公文，写起来非常简单。注意说明感谢的缘由和礼貌地致以谢意就可以了。下面是一封感谢信的例文。

60秒科学:Mice Sensing Leptin Stave Off Diabetes

Leptin is a hormone made by fat cells that tells you when youre full. If you didnt have leptinand some people dontyoud eat too way too much, get real fat and almost certainly develop diabetes. Leptin acts like a natural appetite suppressant. Kids bo

雅思阅读词汇：探索太空生命(5)

plateau n. （上升后的）稳定水平（或时期、状态） plug n.塞子 pockmarked adj.有麻点的 polar adj.两极的 pole n.极 porous adj.多孔渗水的 portable adj.轻便的 pose v.形成

飞翔的梦想与现实

Oh, to be free like a bird. It's been the stuff of fantacy, and of reality. Sort of .A self-contained flying man. This jet pack from 1960s had barely enough fuel to fly 30 seconds. So the dream languished for decades. Everyone agreed it was completel

NE China to set up two drone bases for marine surveillance

NE China to set up two drone bases for marine surveillance SHENYANG, Oct. 20 (Xinhua) -- Two drone bases will be established in northeast China's Liaoning Province for real time surveillance on coastal waters, local authorities said Saturday. One of

黄金周假期英语对话

黄金周假期英语对话 大嘴: There will be eight days for golden week this year. 今年黄金周一共放假8天呢。 脸盆: Yeah, the Mid-autumn Festival and National Day will meet together. 是啊，中秋节和国庆节一同过。 大嘴

Afghanistan Maps Natural Mineral Resources

Afghanistan has become the first country to map its natural mineral resources using an advanced remote sensing technique known as hyperspectral imaging. The mapping, a collaborative effort between the U.S. Geological Survey and the Afghan Geological

【饥饿游戏】41

But now Peeta has made me an object of love. Not just his. To hear him tell it I have many admirers. And if the audience really thinks were in love . . . I remember how strongly they responded to his confession. Star-crossed lovers. Haymitch is right

TED演讲：细菌是怎样交流的(12)

And the final thing is, again just to reiterate that there's this practical part, 最后，只是再一次重申，这个研究的实际应用方面， and so we've made these anti-quorum sensing molecules that are being developed as new kinds of the

TED演讲：细菌是怎样交流的(6)

Why this is interesting is because in the past decade we have found that this is not just some anomaly of this ridiculous, 这个发现之所以有趣，是因为在过去十年间，我们发现这种现象不只局限在这种古怪的、 glow-in-t

热门单词：“商业遥感卫星”用英文怎么说？

近日，我国首颗商用遥感卫星成功发射。这颗备受瞩目的星星都具备哪些功能？它的升空具有什么意义？在实现人们飞天梦的同时，它又能为我们的生活带来怎样的便利呢？ 请看相关报道：