The editor used a timecode to synchronize the audio and video tracks.
Редактор использовал таймкод для синхронизации аудио- и видеодорожек.
Определения
A sequence of numeric codes generated at regular intervals by a timing system, used in video and audio production to synchronize and reference specific frames or segments.
The editor used the timecode to ensure that the video and audio tracks were perfectly aligned.
A numeric label produced by a time-coding system that identifies an exact frame or moment within recorded media.
Note the timecode 01:23:45:12 when the actor enters the scene.