Vadis
video-audio digital interactive system 視頻-音頻數字交互系統；voice and data integrated system 話音與數據綜合系統
??? 情景例句
What do you think of life in Beijing?
您覺得北京的生活怎么樣？
Your pronunciation is excellent.
你的發音很好。
' The manager was sympathetic, but he could do nothing.
”經理深表同情，但卻無能為力。