单词：doubling sampling
单词：doubling sampling 相关文章
Did you hear the news? his wife asked. They're doubling the price of a Powerball ticket next year. It's going to be $2. He said, Two dollars for one ticket? That's ridiculous! One dollar is too much already. We never win anything! Correcting him, she
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Nasa doubles Mars traffic 美将发射两枚探测器登陆火星 An artist's impression of what the new rovers will look like 想象中的新的漫游者的样子 The American space agency, Nasa, has announced that it is planning to send two unmanne
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科学家估计，如果不减少二氧化碳排放，2100年地球平均气温将至少上升4摄氏度，到2200年会上升8摄氏度，无疑是地球灾难性的噩梦。 此前有科学家用气候模型分析称，全球气温将受二氧化碳排
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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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