考研英语历年真题来源报刊阅读100篇Text5作者:佚名 资料来源:网络 点击数:1 更新时间:2008-7-22 Behindthebleedingedge MANKIND’Sprogressindevelopingnewgizmosisoftenreferredtoasthe"marchoftechnology".,’slaw,-thinkofthirdgenerationmobilephones,,particularlyinthedevelopingworld,whentechnologicalprogresstakestheformofaleapfrog. Suchleapfrogginginvolvesadoptinganewtechnologydirectly,andskippingovertheearlier,worksarepoorornonexistentinmanydevelopingcountries,elephonesinChina,IndiaandsubSaharanAfrica. ,introducedinthelate1870s,areslowlybeingdisplacedinthedevelopedworldbymoreenergyefficientlightemittingdiodes(LEDs),,however,’great
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