单词	ISDN
释义	English Business ISDNnoun uk/ˌaɪ.es.diːˈen/us/ˌaɪ.es.diːˈen/ abbreviation for Integrated Services Digital Network: a system for sending voice, video, and information over phone wires very quickly Thesaurus: synonyms and related words Communications - by telephone aeroplane mode airplane mode alarm call bell break break up call sb up cold-calling conference call connection cut give sb a buzz idiom hash hold put sb through *put sth* down 1 telecommuting tinkle top-up card transfer See more results » ISDNnoun [ C or U ] ukus IT, COMMUNICATIONS abbreviation for Integrated Services Digital Network: a system for sending sound, video and other data at high speed using telephone wires:** Teleconferencing via ISDN is cheaper than flying executives around the world for monthly meetings. If you need three ISDNs, you should consider investing in a satellite linkup.
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