This is not true, it can be very light, like PDA. and be lighter in the future
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送交者: wangle 于 2005-8-16, 12:40:49:
回答: 要我说,传统纸印书和电子书比倒是有一个优点 由 蓝隼 于 2005-8-16, 01:57:57:
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