China has also taken steps to protect the students' eyesight, such as larger printing in students' textbooks, at least two hours' outdoor activities a day, regular eyesight checking, less time on E-books and so on.

中国也采取了措施来保护学生的视力，比如课本上印刷更大的字体、每天至少两个小时的户外活动、定期视力检查、减少看电子书的时间等。

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This includes such things as: workspace, furniture, communications, individual hardware, software tools, and printing, networks, and E-mail.

它包括这些：工作区、办公家具、沟通、个别硬件、软件工具，和打印、网络，及电子邮件。

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What they are experimenting with here is on-demand printing, where people pre-read an e-book before placing an order.

在这里，他们试验的是按需印刷，在订购之前人们可以先阅读电子书。

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Answers to various questions can be rated by helpfulness, with buttons for e-mailing or printing.

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If you think about it, printing out a boarding pass is almost as silly as printing out an e-mail.

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He disagreed that this was good for competition in the books markets and said that the "economics of the e-book industry is quite different to the print industry" because costs are the same up until first copy but after that e-books incur none of costs of printing and distribution.

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