单词：snow levels
单词：snow levels 相关文章
Mount Everest looms in the distance. Its snow and ice-capped peak gleams in the sunshine. The Himalayan glacier is a fragile ecosystem, which environmentalists warn could soon disappear. Greenpeace says that as global warning increases temperatures a
自然百科2009年
This is Scientific American 60 second Science, Im Christopher Intagliata. Got a minute? Winter is high time for heart attacks. And while snow shoveling can pose a danger to your heart, the winter heart attack trend holds true in places that never see
Scientific American(三)月
Have you ever seen snow? A lot of people in the world have not. A lot of countries never have snow, or they have it only on the tops of very high mountains. In Scotland and in the north of England, th
知性英语
Arizona Congresswoman Gabrielle Giffords is able to breathe on her own, but doctors says theyre keeping her on a breathing tube to protect her airway, and they have cut back her sedation. Giffords is the only one of the 14 survivors of Saturdays shoo
2011年NPR美国国家公共电台1月
Let It Snow, Let it Snow, Let It Snow! From VOA Learning English, this is SCIENCE IN THE NEWS, in Special English. Im Bob Doughty. And Im Faith Lapidus. Today, we will tell you about a winter storm that brought heavy snowfall to the Middle East. And
2013年VOA慢速英语(五)月
SCIENCE IN THE NEWS - Let It Snow, Let it Snow, Let It Snow! From VOA Learning English, this is SCIENCE IN THE NEWS, in Special English. Im Bob Doughty. And Im Faith Lapidus. Today, we will tell you about a winter storm that brought heavy snowfall to
2013年VOA慢速英语(一)月