Present technologies would require a mobile device to have three different network connections: tiny range wireless, long range wireless, and very high speed wired.
当前的技术需要移动设备有三个不同的网络连接：小范围的无线，远程无线和有线高速。
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The details, however, are obscure, so Dr Bennett and his colleagues decided to take advantage of ATDnet, a British long-range lightning-location network, to look at the phenomenon in more detail.
Firstly, institutes of higher education should make use of the current teaching resources and campus network to set up campus or inter-college long-range education.