单词：perturbances
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[00:01.83]Dancing All the Dances As Long As I Can [00:06.86]I believe in dancing. [00:10.52]I believe it is in my nature to dance by virtue of the beat of my heart, [00:15.11]the pulse of my blood and the music in my mind. So I dance daily. [00:21.02
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Keep Rolling Luggage Upright With Physics物理学帮你稳住拉杆箱 If you've ever pulled a rolling suitcase through the airport, chances are you've also been annoyed by this common occurrence: the suitcase starts rocking back and forth on each w
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avaricious, [ .və'riʃəs ] adj 贪财的＝greedy 【记】见avarice 【类】stoic:perturb＝avaricious:satisfy镇定的不易被干扰＝贪财的不易被满足 【反】contented（adj 满足的）
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单词解析速记
1. perforate /ˈpɜ:fəˌreɪt/ -- (literally, bore through) make a hole or holes through; pierce; puncture The physician said the tack had gone through Betty's shoe and sock without perforating her skin. 医生说大头针穿过了贝蒂的鞋袜，但
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SCIENCE IN THE NEWS - Ever Wonder Where Your Ancient Ancestors Lived? By Nancy Steinbach and Jill Moss Broadcast: Tuesday, May 10, 2005 (MUSIC) VOICE ONE: This is SCIENCE IN THE NEWS, in VOA SPECIAL E
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By Paul Sisco Washington, DC 24 January 2007 watch New Boat Design report In Greek mythology, Proteus was a sea god capable of assuming different forms. And now Proteus also is the name of a new type of ocean-going ship that can adapt its shape to t
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By Melinda Smith Washington, DC 01 November 2006 watch Walter Reed Amputees A record number of U.S. soldiers injured in Iraq have lost arms and legs in explosions caused by remote-controlled bombs. The need for more comfortable, adaptable artificial
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'Facebook' for Scientists Could Speed Advances Social networks like Facebook allow users to keep in up with their friends. Now, a social network for scientists hopes to use the technology to speed up scientific progress. As he worked on a medical ima
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Plants Weaken Without Insects Bugging Them Evolutionary pressures The new study examines how insects and plants are still co-evolving. Anurag Agrawal studies evolution in real-time. The Cornell University professor of ecology and evolutionary biology
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By Scott Bobb Johannesburg 16 January 2007 In Botswana, several dozen San, or Bushmen, have returned to their ancestral homeland after a court ruled that they were wrongly evicted by the government. The government says it will respect the court's de
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by Laura Adams If youre like most people, you dont leave home without your mobile technology. If you have a smart phone or an iPad, you can download very inexpensive or free mobile applications or apps designed for your type of device. Need to track
货币英语
By Robert Raffaele and Carolyn Weaver Washington, DC 12 September 2006 Watch Sept 11 Anniversary Friends, relatives of victims of September 11, 2001 attacks gather during playing of national anthem at Ground Zero, in New York, Monday, September 11,
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Daniella: Could you tell where I can find a drugstore? Hotel clerk: Sure. Theres one up the street near the corner of Selma and Main. If you get to Abreu Avenue, youve gone too far. Its set back from the street so its a little hard to find. Daniella:
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