单词：structurally unstable system
单词：structurally unstable system 相关文章
ESL Podcast 1156 Unsafe Factory Conditions Kathy Lee: You wont find any problems in your inspection of our factory. Rashed: Im glad to hear that. Where do these stairs lead? Kathy Lee: Its just a level for storage. You dont need to see that. Rashed:
2015年ESL之商务英语
Imagine we are having a conversation about dance. Suddenly I say, Because I love to dance! You might learn something about me: that I love dancing. But you might also look at me strangely since I told you only a reason for something, but I didnt tell
2018年VOA慢速英语(五)月
Are you intelligent？ 你够聪明吗？ An intelligent person's opinions arebased on facts and not beliefs. 聪明人的想法以事实而非信仰为基础。 This has more to do with their skepticism. Unless and until they are presented with hard
英语听力广播—Listening
Counterfeiters and money minters constantly try to outsmart each other. But money could become much harder to forgethanks to butterfly wings. Butterflies that flit through tropical forests often have brightly colored wings that irridesce in the sun.
60秒科学
NBEC non-Bell exchange carrier NCP network control point NCTE network channel terminating equipment Network Control Point (NCP) In virtual private networks, the Network Contol Point is a centralized d
电信英语
This is Scientific American's 60-Second Science, I am Cynthia Graber. This will just take a minute. Counterfeiters and money minters constantly try to outsmart each other. But money could become much harder to forgethanks to butterfly wings. Butterfl
Scientific American(六)月
AS IT IS 2016-08-23 Memorial Bridge Needs Repairs in America's Capital 美国首都纪念大桥需要维修 A famous bridge over the Potomac River is badly in need of repair. The Memorial Bridge connects Washington, D.C. with Arlington County in Virg
2016年VOA慢速英语(八)月
How Well Does Your Country Speak English? 你的国家的英语水平如何? For VOA Learning English, this is the Education Report. 本期VOA，这里是教育频道 The world's English continues to improve, says a newly released study. 最新调查显
2015年VOA慢速英语(十一)月
Guinea Bissau Looks to Power Transfer After Presidents Death Recently strengthened relations between Guinea Bissaus Prime Minister and the military should help the country transition to new leadership after the death of President Malam Bacai Sanha wa
VOA标准英语2012年(一月)
This past year, Chinese writer Mo Yan became the first Chinese national to win a Nobel Prize in literature. Since then, his books have been flying off the shelves in China. As such, today's key word is Mo-mania. CRI's He Fei has more. Chinese writer
英闻天下
The first American loss of life has been confirmed in Florida and President Obama has warned people to continue taking precautions. I just wanna emphasize to everybody that this is still a really dangerous hurricane, that the potential for storm surg
中英双语新闻
HEALTH REPORT - Increasing Supplies of Malaria Drug Through Genetic EngineeringBy Cynthia Kirk Broadcast: Wednesday, April 19, 2006 I'm Shep O'Neal with the VOA Special English Health Report. Malaria
2006年慢速英语（四）月
虽然从普罗大众中筛选出智者并不是什么艰巨的任务，但科学还是为我们提供了一些方法来分辨出聪明人和不那么聪明的人。世界范围的研究和调查显示，你可以依照以下几点特征弄清你的小
阅读空间
Somewhere in the Mojave Deserts El Paso range there is a strange tunnel that traverses 2,087 feet of solid rock up in Copper Mountain. Whats strange is that it doesnt lead to anywhere special. It simply emerges on the high ledge, in the middle of now
英语新闻
Businesses in Haiti are struggling to recover from the devastating earthquake January 12. Many workers have lost their jobs, and employers are trying to get their businesses up and running. Mike O'Sullivan visited one large Haitian company, Acra Indu
VOA标准英语2010年(二月)
Many organisms in the visible world were also poorly served by the traditional division. 传统的分类法也不大适用于可见世界里的许多微生物。 Fungi, the group that includes mushrooms, molds, mildews, yeasts, and puffballs, were ne
万物简史
BBC News You may be familiar with the statistic that 90% of the worlds data was created in the last few years. Indeed, every two years for about the last three decades the amount of data in the world has increased by about 10 times. BBC新闻 你可能
英语新闻
WASHINGTON, May 11 (Xinhua) -- Researchers at Brigham and Women 's Hospital (BWH), a teaching affiliate of Harvard Medical School, have identified(鉴定) a human lung stem cell that is self-renewing and capable of forming and integrating multiple bi
英语新闻
Are you clever enough? 你够聪明吗？ As a report suggests, There is growing evidence that musicians have structurally and functionally different brains compared with non-musicians. In particular, the areas of the brain used to process music are
英语听力广播—Listening