Vadis
video-audio digital interactive system 视频-音频数字交互系统；voice and data integrated system 话音与数据综合系统
🗣️ 情景例句
Oh, not at all.
噢 一点也不。
Revolutions are not made with rose water.
革命不是绣花。
They also have the disadvantage of being an expensive form of transport.
飞机另一个缺点是昂贵。