video-conferencingCOCA¹²⁴⁴¹⁷BNC²³⁶²¹³⁺¹Economist⁵³⁵⁸¹⁺¹ 基本例句 un.视频会议；🌏视讯会议；视像会议；电视会议系统 Data delay in Video-conferencing was a very sensitive issue and were considered to be a priority level for the media industries. 这类数据对延时也非常敏感，但属于多媒体业务，可以定义为次优先级； www.1x1y.com.cn