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AS IT IS 2015-09-30 Glider Plane to Soar Stratosphere for Data Gliders are light aircraft that fly with no engine. They are pulled by a powered plane into the sky and set free to fly on air currents. They soar on wind currents called mountain waves.
2015年VOA慢速英语(九)月
Vertical Gardens 垂直花园 by Marcus Maurice More than 30 years ago, a French scientist named Patrick Blanc went to Thailand to study plants. This adventurous young man traveled to the heart of a tropical rainforest and set up a platform at the to
常春藤解析英语
[00:43.37]Michael / Lincoln [00:55.69]Lincoln [01:08.51]I found our access to the infirmary building, [01:10.29]but I'm going to need some time to make it work. [01:12.48]How much time? [01:13.43]Enough for me to find my way [01:14.46]up a 20 foot v
越狱第一季
South Korea Researches Vertical Farming for Food Security Agriculture in high-rise buildings is the dream of some scientists and architects around the globe. But it soon could be reality. Just outside of Suwon, a city 30-kilometers south of the capit
VOA标准英语2012年(四月)
Amid the shocking events that occurred on September 11th, one of the most startling was the sight of the collapse of the Twin Towers soon after hijacked planes hit them. In this Moment of Science we explain how and why the collapse occurred. Designed
英语时差8，16
Initial results of an investigation into last month's Air France crash over the Atlantic find the aircraft plunged into the ocean at high speed. French investigators also say they are far from establishing the cause of the crash and the investigatio
VOA标准英语2009年(七月)