GSM

GSM读音音标

英 [ˌdʒi: es ˈem]

美 [ˌdʒies\'em]

GSM意思解释

abbr.

Global System for Mobile communication 全球移动通信系统；

英英释义

GSM (Global System for Mobile Communications, originally ), is a standard set developed by the European Telecommunications Standards Institute (ETSI) to describe protocols for second generation (2G) digital cellular networks used by mobile phones. It became the de facto global standard for mobile communications with over 80% market share.