Network electronic documents, as well as the impact of electric paper book, is bound to bring new thinking for the development trend of the traditional paper-based books.

网络电子文件以及电纸书带来的冲击，必将给传统纸质书籍的发展趋势带来新的思考。

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Each copy of the book is handwritten and illustrated by Rowling on translucent vellum paper as well as being leather bound and covered with silver and jewels.

七本新书都是由罗琳亲自手写，并附上罗琳的插图手稿，内页是半透明的上等皮纸，并以镶有珠宝的皮革封面。

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