Answer:
Syncing start times should align within half a second to the start of the sound. This applies to speech and atmospherics.
Explanation:
The rev is a subtitle editor that captures speech and any sound effect, transforming it into words that can be used together with a video file. Like all subtitles, legandas fetas by rev should be synchronized with the sounds to which they refer. In this synchronization it is important to align the subtitles according to the speed of the sound, being ideal that the subtitles line up half a second to the beginning of the sound.
I believe photos would be the answer you're looking for.
The crowd began to cheer. The crowd had dispersed, so they turned toward the only hotel in town. I grabbed a hot dog with sauerkraut at a stand nearby and watched the theater crowd exit the latest block buster show. Her gaze passed over the faces in the crowd across the street.
Thesausarus is as same as a dictionary, just has some more words.
An audiobook is also not that useful.
So I would say that an Encyclopedia an example of a multi media source.