The average time taken by the prosecution to question an ordinary crime base witness is now somewhere between 15 and 30 minutes, depending on whether the witness must refer to documents, maps or videos.
控方对一名普通犯罪基础证人当庭质询的平均时间现在约为15至30分钟，具体取决于此名证人是不是必须援用参考文件、地图或录像。