Mot-clefs : 即時(shí)(shí)通訊__________________，企業(yè)(yè)(yè)(yè)(yè)(yè)(yè)(yè)(yè)溝通_______________，龍笛即時(shí)(shí)通________________________，視頻會(huì)議_______________，集成開發(fā)(fā)(fā)(fā)(fā)(fā)(fā)(fā)(fā)__________________，金笛短信