Cheetah's Tail Inspires Model for Robot's Stability 猎豹尾巴启发机器人设计 If you speed your bicycle through a curve, you have to lean to the inner side in order to keep your balance. Many fast moving animals do the same, often with additi

发表于:2019-01-14 / 阅读(95) / 评论(0) 分类 VOA标准英语2014年(二月)

By Doug Levine Washington 05 February 2007 Guitarist Lee Ritenour has been keeping busy ever since he left the popular jazz quartet Fourplay. Since his departure in 1998, he went back to work making solo albums, including his latest effort inspired

发表于:2019-01-29 / 阅读(136) / 评论(0) 分类 2007年VOA标准英语(二月)

The day after the golden afternoon before, a tea at Downing Street for Britains newest Wimbledon champion with the man who may recommend him for a knighthood. This was the moment that changes the Scot's life for ever. But will it change British tenni

发表于:2019-01-30 / 阅读(66) / 评论(0) 分类 英伦广角