telecommunication operation的用法和樣例：
例句
- The billing system is the core competitive power of the telecommunication business.
電信業(yè)務(wù)的計費系統是電信運營(yíng)商的核心競爭力之一。 - The research results herein can offer beneficial reference in the development public telephone system for the telecommunication operator.
本文的研究成果為電信運營(yíng)商在發(fā)展公用電話(huà)系統中可提供有益的參考。
