单词：concrete representations
单词：concrete representations 相关文章
This is Scientific American's 60-Second Science. I'm Cynthia Graber. This will just take a minute. Many scientists draw their concepts.For example, if we look at the work of somebody like Maxwell or Faradywe know they drew as part of their inventing
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Simulation Helps Control, Manage Traffic 模拟有助于控制、管理交通 Controlling traffic is a complex and high cost problem in many developed countries. It becomes more difficult and costly with the ever-increasing number of cars on the road
2015年VOA慢速英语(八)月
DEVELOPMENT REPORT - Long-Life Concrete Bridges By Jill Moss Broadcast: Monday, June 07, 2004 This is Robert Cohen with the VOA Special English Development Report. Each year, road accidents kill a mil
农业与发展
今天我们要学的词是concrete。 Concrete具体的，实质性的。美中战略与经济对话星期二结束。美联社报道说，The United States and China ended two days of high-level talks with few concrete results, 美中结束了为期两
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AMERICAN MOSAIC - R.C. Gorman: Remembering the 'Picasso of American Painters'By Shelley Gollust and Caty Weaver Broadcast: Friday, January 06, 2006 (MUSIC) HOST: Welcome to AMERICAN MOSAIC, in VOA Spe
2006年慢速英语（一）月
BEIJING, Aug. 15 (Xinhua) -- The Chinese Foreign Ministry is contacting the Japanese side to lodge representations over the detention of five Chinese nationals on the Diaoyu Islands, according to an announcement from the ministry on Wednesday. Japan
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