bell operating companies

常见例句

A UNIX-based minicomputer, manufactured by AT&T and widely deployed by the Bell Operating Companies prior to divestiture.
一種基於UNIX的微型計算機，AT&T生産，貝爾各運營公司在解躰前廣泛採用。

Chief among the most often cited suitors are the various regional bell operating companies, or local phone providers.
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The Regional Bell Operating Companies weren't legally able to sell voice-mail services yet.
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But while MCI was trying to lease lines from Bell operating companies and resell telephone service, AutEx was figuring out how to arbitrage telecommunications another way.
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