No complicated control system, no cables, fuses, and so on.

没有复杂的控制系统，没有电缆、保险丝等。

youdao

No cables, no batteries, no technical knowledge required. Yet it can easily double the range of your network.

无需线缆，无需电池，甚至无需专业知识，用它就能轻松地把网络覆盖距离加倍。

youdao

And with Google Play, movies, books, apps, and games are all accessible from the Web or an Android device no cables, downloading, or syncing required.

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Debitel, which owns no cables or transmitters, has already become the country's third-largest mobile-telephone operator by buying capacity from other companies and marketing it more shrewdly.

ECONOMIST: German telecoms: Call waiting | The

The cost of setting up the infrastructure to support these wireless services is likely to be lower than those for equivalent high-speed services because no cables have to be laid out to homes.

BBC: sky shot