The only way out is to agree on some network standards.
唯一的出路就是在网络的某些标准上达成一致。
Each request carries some data over the network; if the request does not find any updates on the server, this data transfer is a waste.
每一次请求都要在网络上传输一些数据;如果请求未在服务器上发现任何更新,那么这个数据传输就是浪费的。
Some people believe that it is difficult to protect users' privacy on social network sites.
一些人认为很难在社交网站上保护用户的隐私。
BlackBerry service is facing limits or bans in some countries over the issue of government access to information on its network.
VOA: special.2010.08.06
"If we can reduce some of the capacity on the tube network in the center of London and some of the buses, then that's a good thing."
VOA: standard.2010.07.30
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