IPadvsTextbooksWhatifyoucouldhaveyourwholebackpackatthe...
问题详情：IPadvsTextbooksWhatifyoucouldhaveyourwholebackpackatthetouchofyourfingertips?InthefirstmonthoftheAppleiPadsrelease,25millionweresold!PeopleallovertheworlduseiPadsforallsortsofdifferentthings,b...