电报、电话和无线电显然是互联网、iPods 和移动电话的前身。

The telegraph, the telephone, and radio were the obvious predecessors of the Internet, iPods, and mobile phones.

youdao

随着无线通信技术和互联网技术的飞速发展，移动通信业务从以前的语音业务为主逐渐向数据业务扩展。

With the rapid development of wireless communication technology and Internet technology, the primary service of mobile telecom is changing from voice service to data service.

youdao

归因于其依赖过时的无线电设备，还有互联网和移动电话——而这两方面都因断电而无法运作。

Its reliance not on old-fashioned radios, but on the Internet and mobile telephones-both of which were knocked out by a power failure.

youdao