1. A method for adjusting video playing progress, comprising: acquiring a keyword inputted by a user; determining at least one matching keyframe corresponding to the keyword in a target video which includes at least one keyframe; displaying the at least one matching keyframe; adjusting displaying progress of the target video to target displaying progress when a selection operation on a keyframe of the at least one matching keyframe is detected, wherein the target displaying progress is displaying progress corresponding to the keyframe as indicated by the selection operation; extracting the at least one keyframe from the target video; determining at least one label for each of the at least one keyframe; establishing a correspondence relation between each keyframe and the at least one label for the keyframe according to the at least one keyframe and the at least one label for each keyframe; and determining occurrences of each label for the at least one keyframe and deleting a label when the occurrences are greater than a predetermined label number threshold.