Net working：用于自网络读写数据的时间。
Networking: Time spent reading and writing data to and from the network.
读写专家也开始研究，网络阅读是怎么影响了阅读能力的。
Literacy specialists are just beginning to investigate how reading on the Internet affects reading skills.
这里使用一个网络名称空间，并创建基本的读写内容。
A network namespace is used, and barebones read-write contents are created.
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