不论移动节点位于家乡网络还是外地网络，它都可以使用家乡地址和其他节点相互通讯，这样传输层和更高层的连接不会被打断。
A mobile node can always communicate with other nodes via its home address whether it is on its home link or foreign link, and the connections of transport layer and higher layer will not be broken.
迄今为止，网络媒体的成功几乎无一例外地是依靠低成本、雇佣少量员工的运营策略实现的。
Web-media success stories up to now have nearly always involved low-cost, small-staff operations.
假如价格足够低，这个零售商通过网络有可能变成了批发商，成为外地店铺的进货渠道。
If the price is enough low, this shopkeeper became jobber likely through the network, make the medium of communication of replenish onr's stock of nonlocal shop.
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