硅谷极客们转而将希望寄托在无线热点介入和“智能”手机上，但是更多的人仍然使用拨号上网并且只是用手机来打电话。
Valley geeks were already hopping onto Wi-Fi hotspots and playing with "smart" phones, but most people were still dialling up to connect to the Internet and using mobile phones only for talking.
对于大多数用户来说，O2能够提供最大的价值——虽然它提供的无线热点比较少，但是是更加名副其实的无限制无线上网。
O2, for most users, will provide the best value — with fewer hotspots but more genuinely unlimited Wi-Fi access to them.
片上网络拓扑结构是目前的一个研究热点，是研究其它片上网络问题的基础，对网络的性能、通信可靠性、硬件实现代价和复杂度都有重大影响。
NoC topology is currently a research focus. NoC topology has a significant impact on network performance, communication reliability, cost and complexity of hardware implementation.
因此如何更好地预防和控制拥塞一直是近年来国际上网络研究领域的热点问题。
So how to avoid and control congestion is one of the most active fields in the computer networks.
因此如何更好地预防和控制拥塞一直是近年来国际上网络研究领域的热点问题。
So how to avoid and control congestion is one of the most active fields in the computer networks.
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