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；
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；
Data delay in Video-conferencing was a very sensitive issue and were considered to be a priority level for the media industries.
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