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

新标准初中英语九年级(上):UNIT2 Draw two dots

[00:00.00]It's quite easy,isn't it? [00:03.10]Do you want to make one? [00:05.07]Sure.I'll get some paper, [00:07.32]colour pencils and scissors. [00:10.00]Good.Then we can take our planes [00:12.30]to the park and fly them there. [00:15.14]I think m

每日一词【100】drawdown：由于抽水而降低水位

今天学的词组是drawdown。 Drawdown指水库等由于抽水而降低水位。 Drawdown也有减少的意思。比如美国人在是否减少驻伊拉克军队的问题上意见分歧, The nation is divided on the drawdown of troops. 以前国务卿

100个儿童英语小故事: Donkey and the Load of Salt 驴和它背上的盐

084 Donkey and the Load of Salt Once upon a time, a salt merchant moved from place to place selling salt. One day, he was walking on a bridge over a stream with salt loaded on the back of a donkey. Yo-ho! Yo-heave-ho! Donkey and the Load of Salt The

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

英文短故事：The Donkey and The Load of Salt

Once, there lived a peddler. The peddler sold all sorts of goods.sturdy shoes for the farmers and pretty trinkets for their sweethearts, warm, woolly shawls to keep the women warm and sweet, sticky toffees for the children to munch on their way back

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

Bus load of politicians

A bus load of politicians were driving down a country road when all of a sudden the bus ran off the road and crashedinto a tree in an old farmer's field. The old farmer after seeing what happened went over to investigate. He then proceeded to dig a l

The Load

After the French had left Moscow，two peasants went out to search for treasures．One was wise，the other stupid．They went together to the burnt part of the city，and found some scorched wool．They said：That will be useful at home． They gat

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

办公室英语口语第166期:Talking about work load 议论工

Talking about work load A: Thank God! I am finished writing that service guide! It took me forever! B: When did you finish? A: This morning! No more overtime, and no more headaches! B: Well, Im glad to hear it. Have a cup of coffee! 议论工作量 A：

英语笑话听力+文本：困惑的店员

【生词预览】 perplexed困惑的，lade with装满，errand差事 【笑话原文】 The Perplexed Clerk Heavily laden with groceries, my wife asked a young clerk at the grocery store to accompany her to her car. Arriving there, she opened the d

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

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

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

Widespread demonstrations mark World Cup draw

RIO DE JANEIRO, July 30 (Xinhua) -- With the world watching the 2014 FIFA World Cup Brazil Preliminary Draw in the city of Rio de Janeiro, protestors took to the streets on Saturday. A variety of causes took people to the Gloria Marina, the location

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：