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[科学美国人技术系列] 60秒科学:电子书围剿纸质书
Kindles, Nooks and other e-readers catch flack for threatening the future of printed books. But reading itself may get a boost from the devices. For example, a study of struggling students found that2012-03-31 编辑：beck
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[他她话题] 亚马逊推出纸质教科书租赁业务
Amazon.com has launched a textbook rental service, allowing US students to borrow print editions for a school term at up to 70 per cent off the price of new titles, but the education industry is expe2012-08-08 编辑：justxrh
