单词：nuclear-tipped
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Medicine from the Sea By Kevin Krajick / Originally appeared in Smithsonian , May 2004. Reprinted by permission. From slime to sponges, scientists are plumbing the ocean’s depths in search of new me
彭蒙惠英语
under the sea《小美人鱼》插曲 在海底 演唱者：samuel 小时候就很喜欢听的一首歌，好像是上初中的时候，第一次在磁带里听这首歌，就喜欢它欢乐的节奏。今天顺便整理下这首歌的资料，歌词没
电影歌曲
Ensuring Food Security, Tackling Climate Change A high-level international panel has announced its recommendations for achieving food security while addressing the effects of climate change. The recommendations from the Commission on Sustainable Agri
VOA标准英语2011年(十一月)
By Paul Sisco Washington, DC 01 February 2008 Scientists know that the waters north of Greenland, around the Arctic Circle, significantly influence global weather patterns. But until recently, they only have been able to measure the region's deep oce
VOA常速英语2008年（二月）
Once upon a time the rivers combined against the sea，and con-verging into a whole，accused her，Why is it that when we rivers pour our water into you so fresh and Sweet，you straightway render it salty and unpalatable？The sea，observing the t
趣味英语