单词：interior derivative
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VOICE ONE: This is SCIENCE IN THE NEWS in VOA Special English. I'm Bob Doughty. VOICE TWO: And I'm Faith Lapidus. This week, we will tell about one explanation for many trees dying in the western United States. We will tell about a project to make e
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Goldman Sachs is a global investment banking and securities firm. It also deals in investment management and other financial services. Most of its clients are institutions, governments, pension funds and very wealthy people. It was founded in 1869 by
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This is Scientific American's 60-second Science, I'm Steve Mirsky. Got a minute? Back on January 15th, US Airways Flight 1549 made that amazing water landing in the Hudson after both engines were taken out by Canada geese, which can weigh eight pound
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By Suzanne Presto Washington, D.C. 19 September 2006 watch Bus Tour report Five young Americans spent two months traveling across the United States recently on a two-month bus journey. But this was not a romantic cross-country trip of self-discovery
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有人叫她法国温婉天后，有人叫她疗伤天后，她的歌声，只要飘扬在空气中便能舒缓人的心灵。心情好，心情坏，只要有她的歌声嘴角便可生出微笑；是白昼，是深夜，只要跟随她的声线便能到达安祥所在。她就是Hlne Sgara。...... Encore une Fois（前缘再续）--Helene Segara
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