例如，桌面可以作为媒体来源，您可以录制对视频文件的屏幕播放。
For instance, your desktop can be a media source, and you can record a screencast of your operation to a video file.
布里斯托城学院的斯科特·沃勒今年20岁，他参与了这次快闪活动，并录制了一个视频文件。
City of Bristol College student Scott Waller, 20, was involved in the project and made a documentary about the event for his media course.
根据某些特殊作业现场对视频监控的要求，对视频文件循环录制在监控中的重要性进行了分析和讨论。
Based on the demand of video surveillance in certain special workplaces, the importance of cyclic recording of video files in the monitoring operation is analyzed and discussed.
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