Every cloud has a silver lining, says the optimist. It follows naturally, then, that the pessimist must favor looking for the rusty lining. Just as the optimist can always find reasons for hoping that bad situations can improve, so the best pessimis

发表于:2018-12-07 / 阅读(55) / 评论(0) 分类 英语散文阅读

By Caty Weaver Broadcast: November 21, 2003 This is Bob Doughty with the VOA Special English Economics Report. Last week, the World Trade Organization ruled that United States taxes on imports of stee

发表于:2019-01-02 / 阅读(82) / 评论(0) 分类 VOA2003(下)-农业与经济

在一个伦敦那么大的城市里,每天都要消耗掉三千万吨粮食。但是,这些食物都从何而来?建筑师Carolyn Steel 探讨每天喂养一个城市的神话,介绍古代的食物运输如何影响城市的形成和发展。

发表于:2019-01-05 / 阅读(65) / 评论(0) 分类 TED公开课:吃吧

STEVE INSKEEP, HOST: President Trump's push for tariffs on steel and aluminum imports is driven in part by competition from China. The United States still produces most of its own steel, we should be clear. But the industry has faced pressure from ch

发表于:2019-01-16 / 阅读(65) / 评论(0) 分类 2018年NPR美国国家公共电台3月

They are shaped like little chisels. 它们的形状就像凿子一样。 These cutting teeth always keep their sharp, chisel-like edge, for the front of each tooth is formed of a very hard stuff called enamel, while the rest of the tooth is made of

发表于:2019-01-17 / 阅读(36) / 评论(0) 分类 英国学生科学读本

BEIJING, Aug. 19 (Xinhua) -- China's steel output growth slowed in July and prices of steel products have continued to drop, according to data from the National Development and Reform Commission (NDRC). Crude steel production gained 4.2 percent year

发表于:2019-02-06 / 阅读(64) / 评论(0) 分类 英语新闻