This dual screen e-reader fixes that problem, making the whole experience another step closer to reading a good old-fashioned paper book.

但这款双屏的电子书阅读器解决了这个问题，使得阅读的体验与使用一本传统的纸质图书更靠近了一步。

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Firstly, e-book is more convenient than paper-book.

首先，电子书比纸质书更加方便。

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Secondly, e-book is much cheaper than paper-book.

其次，电子书比纸质书更便宜。

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For book publishing companies, e-readers present another way to sell their products and a way to get things to print faster, as an e-book can be distributed faster than a paper copy.

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The e-book user interface doesn't compare to black print on white paper, he added.

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Like e-book pioneers in America, they point to the trend away from paper-based products as the technology for downloading and displaying text electronically gets cheaper, more convenient and easier on the eyes.

ECONOMIST: Electronic books