abbr.全球移动通信系统

I need to buy a new GSM phone.
我需要买一部新的GSM手机。
The network coverage of this GSM operator is excellent.
这家GSM运营商的网络覆盖范围非常好。
This SIM card is specifically designed for GSM networks.
这张SIM卡是专门为GSM网络设计的。
My old phone uses the GSM technology, which may not be compatible with 5G networks.
我的老手机使用的是GSM技术，可能不兼容5G网络。
She made a call using her GSM mobile in the remote village where only GSM signals were available.
她在一个只有GSM信号的偏远村庄用她的GSM手机打电话。
The GSM protocol ensures secure communication between phones."
- GSM协议确保了手机之间的通信安全。
The GSM signal strength indicator on my phone shows three bars.
我手机上的GSM信号强度指示器显示有三格。
The company plans to upgrade its entire GSM infrastructure to support 4G LTE.
公司计划升级其整个GSM基础设施以支持4G LTE。
This device supports multiple bands for GSM connectivity.
这款设备支持多个频段进行GSM连接。
In many developing countries, GSM remains the dominant cellular standard.
在许多发展中国家，GSM仍然是主导的蜂窝标准。