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Poor Road Conditions Alice: Im really glad I let you talk me into going for a bike ride. Its been years since Ive been on a bicycle. Sam: This is the only way to travel. You get to really see the scenery and enjoy the fresh air. Alice: Hey, watch out
2013年ESL之旅行交通购物
Every winter some twenty million tons of salt are dumped on America's road.That sodium chloride melts the ice, so it prevents its formatin, helping to prevent accidents. But road salt has its downside. This is not very economical because salt is main
2016年Scientific American(一)月
By Phuong Tran Praia, Cape Verde 09 June 2007 Off the coast of West Africa, transport officials in the island nation of Cape Verde have begun a road improvement program. They say colonial-era cobblestone roads do not make much sense anymore, and are,
2007年VOA标准英语（六月）
Science and technology. 科技。 Quieter traffic. 更安静的交通。 When the rubber hits the road. 当橡胶遇上公路。 Turning old tyres into new roads can help cut noise pollution. 把旧轮胎建成新式道路可以减少噪音污染。
经济学人综合
Science and technology 科学技术 Quieter traffic 更安静的交通 When the rubber hits the road 当橡胶遇上公路 Turning old tyres into new roads can help cut noise pollution 把旧轮胎建成新式道路可以减少噪音污染 AROUND one
经济学人科技系列
Alice: Im really glad I let you talk me into going for a bike ride. Its been years since Ive been on a bicycle. Sam: This is the only way to travel. You get to really see the scenery and enjoy the fresh air. Alice: Hey, watch out! You almost dropped
地道美语播客