[数] 离散集函数

SSS 2008-02-25

Transcript This is Scientific American's 60-Second Science, I am Cynthia Graber.This will just take a minute. Physicists at the Brookhaven National Laboratory have been able to send information ahead of particle beams racing at nearly the speed of li

发表于:2018-12-24 / 阅读(181) / 评论(0)

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不择手段背单词(656):backset挫折，倒退

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不择手段背单词

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克服演讲紧张的5种方法

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英语小短文

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Liu Xiang, Robles set for Birmingham showdown

LONDON, Feb. 9 (Xinhua) -- Reigning Olympic champion and world record holder Dayron Robles will go head-to-head with reigning world indoor champion Liu Xiang of China in a blockbuster 60m hurdles race at the Aviva Grand Prix next Saturday. It will be

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Books and Arts; American art museums; A hinterland beauty; 文艺；书评；美国艺术博物馆; 腹地美景; Moshe Safdie and some intelligent curatorial work have produced a rural gem; 摩西萨夫迪和一些聪明的策展工作创造了一个田

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A major conference, The 2015 Conference on Big Data Index of Culture and Entertainment Industry, was held on Friday in Beijing, during which awards were given to the most talked about TV series, online dramas, movies and variety shows in China. Stand

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实用英语

All set for Barcelona city derby

MADRID, Jan. 7 (Xinhua) -- FC Barcelona face one of the most difficult games of the season when they face city rivals Espanyol on Sunday night. Newly crowned World Club Champions, Barca travel to the Cornella-El Prat Stadium after starting the weeken

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战胜抑郁你能行

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It's a stat that gets bounced around as e-mail-forward wisdom: men think about sex every seven seconds. Even when the idea lacks this mythical specificity and grandiosity (that's 7,200 times a day!), the idea that men think about sex basically all th

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1959: The Year That Changed Everything

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发表于:2019-02-18 / 阅读(224) / 评论(0)

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音乐咖啡厅:Hey Monday - Set Off

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TED演讲：重新定义字典(1)

Now, have any of y'all ever looked up this word? 好，你们中有谁查过这个单词？ You know, in a dictionary? Yeah, that's what I thought. 用字典？是的，我想也就这个样子。 How about this word? Here, I'll show it to you. 这个单

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TED演讲:一段精神疾病的传奇--从内心看起(5)

For years, I had resisted medication, making many, many efforts to get off. 这些年来，我一直反对用药，为此会付出一切。 I felt that if I could manage without medication, 我感觉到我不服用药物也可以保持 I could prove

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