单词：derived functor
单词：derived functor 相关文章
My cup of tea refers to the sort of thing that pleases or appeals to me. The metaphor is nearly always used negatively. The expression came into use between the First and Second World Wars. In the Victorian age the consumption of tea by all classes h
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By Gilbert da Costa Abuja 26 October 2007 A rare outbreak of vaccine-derived polio in Nigeria has prompted fears that current efforts to eradicate the disease in northern part of the country could suffer a major setback. The World Health Organization
2007年VOA常速英语（十月）
第67届艾美奖已完美落下帷幕。这是可是美剧（还有部分英剧）界的最大盛世。今天除了《权力的游戏》大获全胜，《副总统》和《透明人生》成为了本届最大两匹黑马。不过关于艾美奖的Fu
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Twelve months after 9/11, a Trukish couple living in Germany tried to name their newborn son Osama bin Laden. Officials in Cologne, where the couple lived, turned down their request, saying that this name would not be accepted in their home country.
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