单词：exercycles
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The story of how we have systematically observed the heavens begins in the days before recorded time. For primitive man, the sun reigned supreme. Its recurring cycles of light and darkness formed the
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这首歌属于德文经典，早在1972年就收录在 Esther 的同名专辑中，当然是以LP的形式。1982年出版了CD版，至今仍为人们所喜爱。歌词取自德国诗人海涅（Heinrich Heine，1797-1856）的诗篇《归乡》（Die Heimkehr，1823-1824），有删节。怀旧是民谣类歌曲的永恒主题。这首歌
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Danse avant de tomber 《只要不摔倒，跳吧
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Mike: Ha! That's what they make you wear at Captain Sub? Luke: No, I just like to dress like Popeye. Mike: Look, when you get a new job, you do have to deal with difficult people. Luke: You mean like the customers? Mike: No, like your family. Maggie:
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Frame In time division multiplexing systems, Frame is a sequence of time slots each containing a sample from one of the channels carried by the system. The frame is repeated at regular intervals, (nor
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记忆之歌 Song of Remembering Song of Remembering The Rentals I have written enough as enough to sing for a song of remembering Everything moves everyones laughing, moving through the city of passing Ive written enough, enough for a while, I have
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By Carol Pearson Washington 25 May 2007 Women who do not want children, and those who do, are both getting new help. The U.S. government has approved a birth control pill that eliminates menstrual cycles, and it also has approved a product to help wo
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Howard: Hi, Todd. Todd: Hey, how's it going, Howard? So I heard that you're really into motorcycles. Howard: Ah, yes, I love motorcyles. I've been riding motorcycles since I was 15 years old. Todd: Oh, really. Wow! So, what's the allure of motorcycle
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This is SCIENCE FRIDAY. I'm Ira Flatow. You open the door of your fridge and the light goes on, right? What if the light in your fridge could stay on and be programmed to help your veggies taste better or be more nutritious? Why? Well, it turns out t
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