单词：steffen
单词：steffen 相关文章
Health Report - Health Risks in a Crowd: Not What You May Think 健康报道 - 大规模集会时的健康风险 This is the VOA Special English Health Report. 这里是美国之音慢速英语健康报道。 Picture a huge public gathering -- a sea
2012年VOA慢速英语(一)月
By Kane Farabaugh Kangerlussuak, Greenland 24 July 2007 Greenland's glaciersshow evidence of global warming Periods of global warming and cooling have caused the terrain of Greenland to change over time -- part of the natural process of the Earth's e
2007年VOA标准英语（七月）
Stampedes, Heat Pose Biggest Threats in Crowds When vast numbers of people gather for political or sporting events, or for concerts or pilgrimages, not everyone goes home healthy. But a new analysis finds that infectious disease is not the biggest cu
VOA标准英语2012年(一月)
Hello Antony Funnell here, and welcome to Future Tense. Like many people I know, I catch the bus to work. And this is my stop, one sec... Thank-you! Okay, come this way while I talk. Travelling on the bus is pretty straightforward. But getting from t
英语语言学习
Science and technology 科学技术 Air travel 飞机旅行 Please be seated 请就坐 A faster way of boarding planes could save time and money 一种更快速的登机方法可以节约时间和金钱 THE job of the professional astrophysicist is t
经济学人科技系列
Air travel 飞机旅行 Please be seated 请就坐 A faster way of boarding planes could save time and money 一种更快速的登机方法可以节约时间和金钱 Sep 3rd 2011 | chicago | from the print edition THE job of the professional astroph
经济学人综合