AGRICULTURE REPORT - Legumes: Good for People and SoilBy Bob Bowen Broadcast: Tuesday, February 21, 2006 I'm Steve Ember with the VOA Special English Agriculture Report. Many different kinds of plants

发表于:2019-01-02 / 阅读(34) / 评论(0) 分类 2006年慢速英语(二)月

This is Scientific American's 60-Second Science. I'm Adam Hinterthuer. Got a minute? It sure is a pig-eat-anchovy world out there. While that may sound like a joke, the results of a newly released study say it's no laughing matter. Farmers are fatten

发表于:2019-01-08 / 阅读(44) / 评论(0) 分类 Scientific American(十一)月

Northern India and Pakistan 印度北部和巴基斯坦 From mineral water to water slides, things that are free in some countries often cost in others, sometimes much to the surprise of travellers venturing out of their homeland. 从矿泉水到滑水

发表于:2019-01-16 / 阅读(65) / 评论(0) 分类 阅读空间

Science and Technolgy. 科技。 Animal behaviour. 动物习性。 Smarter than the average bear. 一只特别聪明的熊。 The first case of ursine tool use. 第一只会用工具的熊。 PRIMATES apart, few mammals employ tools. Sea otters use r

发表于:2019-01-26 / 阅读(31) / 评论(0) 分类 经济学人科技系列

美国西南部野马数量过多导致资源紧张,威胁家畜养殖难等问题,新墨西哥州政府同意重新开启已关闭6年的野马屠宰场。 GWEN IFILL: There is renewed controversy in New Mexico over a plan to reopen horse slaugh

发表于:2019-01-27 / 阅读(74) / 评论(0) 分类 PBS访谈环境系列

Science and technology 科学技术 The first case of ursine tool use 第一只会用工具的熊 Ready for my close-up, Dr Deecke Deecke博士,准备给我来张特写吧 PRIMATES apart, few mammals employ tools. 除了灵长类动物,会使用工

发表于:2019-02-16 / 阅读(51) / 评论(0) 分类 经济学人科技系列