Recently an key technique in the fields of digital video processing and conversion of videoscan formats, the de-interlacing algorithm has been put into researching widely and deeply.
去隔行算法是电视扫描格式转换和数字视频处理的一项关键技术，近年来得到了广泛而深入的研究。
2
Concealed video cameras scan every part of the compound.
几台暗藏的摄像机把院子里的每一个角落都拍了进去。
《牛津词典》
3
It's not clear what to make of this report, or the video of the sonar scan that shows the object, but Swedish tabloids and Internet UFO buffs have had a field day.