单词：resonant multiphoton ionization
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There are so many things I want to do in the short time I'm here. Some of these things scare me, some will challenge me and others are just plain fun. 在我短暂的一生里有许多想做的事。有些令我畏惧，有些却是挑战，还有些就
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MICHEL MARTIN, HOST: Now let's talk about one of the most celebrated chapters in American history, the space race of the 1950s and '60s. The stories of Alan Shepard and John Glenn are well-known, but what about the stories of all the people who worke
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There are so many things I want to do in the short time I'm here. Some of these things scare me, some will challenge me and others are just plain fun。 在我短暂的一生里有许多想做的事。有些令我畏惧，有些却是挑战，还有些
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《最后的猎人》原声： By the rivers dark 电影《最后的猎人》是一部令人难以忘怀的记事片,是史上第一部 跨越两季严冬零下五十度拍摄的电影。故事讲述了诺曼温德（Norman Winther），这个世上 最
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