[地名] 埃尔奥科塔尔 ( 洪 )

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发表于:2018-12-01 / 阅读(144) / 评论(0) 分类 用Mp3背六级单词

Every year on the 23rd of March, the World Meteorological Organization (WMO) celebrates World Meteorological Day (WMD). This is the date in 1950 that the WMO was created. A year later, it became a specialized agency of the United Nations to observe t

发表于:2018-12-29 / 阅读(55) / 评论(0) 分类 英语课程学习计划和讲义

By Steve Herman Honolulu, Hawaii 26 June 2006 The massive earthquake and tsunami that hit the Indian Ocean 18 months ago has pushed governments, international organizations and scientists to expand a sophisticated network to detect tsunamis. VOA's S

发表于:2019-01-13 / 阅读(92) / 评论(0) 分类 2006年VOA标准英语(六月)

Australia has introduced a tsunami warning system, which experts hope will become an integral link in a network stretching across the Indian and Pacific oceans. The Australian Tsunami Warning Center will help provide a regional monitoring system for

发表于:2019-01-13 / 阅读(26) / 评论(0) 分类 VOA标准英语2008年(十一月)

Scientists are struggling to understand why a burst of scary warming at the North Pole has pushed Arctic temperatures nearly 20C higher than normal for this time of year. 科学家们感到费解,北极突然出现的可怕变暖为何会导致北极

发表于:2019-02-05 / 阅读(47) / 评论(0) 分类 英语新闻

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发表于:2019-02-19 / 阅读(72) / 评论(0) 分类 雅思英语