ISDN
美 [ˌaɪ es di ˈen]英 [ˌaɪ es diː ˈen]
- abbr.综合业务数字网
- 网络综合业务数字网(Integrated Services Digital Network);综合业务数字网络;综合服务数字网络(Integrated Service Digital Network)

ISDN
1.综合业务数字网,ISDN 网(高速传送声音信号、图像等的系统)integrated services digital network (a system for carrying sound signals, images, etc. along wires at high speed)
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