After too long on the Net, even a phone call can be a shock.
在网上呆了太久，听到电话铃声也会吓一大跳。
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Application of IP phone net is introduced to save national and international long-distance fees.
介绍了如何运用IP电话网络来节省国际，国内长途通信费用。
Net cell phone speakers.
手机喇叭网。
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