基本解释n.基於幀中繼網絡的語音傳輸同根派生 VoFR相关词英汉例句VOFR? Voice Over Frame Relay? 幀中繼語音傳送?VoFR Voice over Frame Relay 幀中繼語音傳送VoFR dial peer 幀中繼話音通信撥號耑VoFR更多例句