ISDN

アイ・エス・ディー・エヌ, アイエスディーエヌai・esu・deii・enu

noun

  1. integrated services digital network
  2. ISDN

Study it in Yanamino

Data from JMdict, KANJIDIC2 (EDRDG), KanjiVG, CC-CEDICT and Make Me a Hanzi. Sources and licences