communication service的用法和样例：
例句
- Investment will focus on promoting the use of third-generation mobile communication services and digital TVs.
投资将侧重于促进第三代移动通信服务和数字电视的应用上。 - Through this method and apparatus, usage of digital signal processing elements in the terminal is automatically optimized, thereby providing stable communication service to users.
通过该方法和装置，终端中的数字信号处理元件的使用被自动优化，从而向用户提供稳定的通信服务。
