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This is Scientific American's 60-Second Science. I'm Karen Hopkin. This will just take a minute. If you spent any time in your car this summer you probably sat in some traffic. Maybe youre in a jam right now. If so, a study in an upcoming issue of Ph
Suspension bridges such as the Golden Gate Bridge and the Brooklyn Bridge are some of the most amazing structures on earth. These aesthetic and technological wonders span rivers, and other obstacles with enough strength to support endless streams of
RIO DE JANEIRO, April 12 (Xinhua) -- Flamengo was eliminated from the Copa Libertadores on Thursday after a dramatic victory by Emelec over Olimpia in Paraguay's capital Asuncion. Defender Jose Quinonez scored the injury-time winner as Ecuador's Emel
今天我们要学的词是collapse。 Collapse, 坍塌。 The main building of the factory collapsed because of the fire, 大火造成工厂主楼的坍塌。 Nearly a foot and a half of snow fell in Minneapolis last Saturday, causing the roof of Vi
今天我们要学的词是collapse。 Collapse, 坍塌。 The main building of the factory collapsed because of the fire, 大火造成工厂主楼的坍塌。 Nearly a foot and a half of snow fell in Minneapolis last Saturday, causing the roof of Vi
台湾籍旅美老师今天交给我们的句子是: This sophisticated climate controlled system cuts the growing cycle in half, so crops can be grown all year round, but with a much smaller impact on the environment. 这套精密的气候控制系统