pley bac is incorrectly written, and should be written as "PLAYBACK" being its meaning:It is an anglicism which can be translated as " 34 lip sync; or " 34 fonomimica;. It is called thus synchronization see lip movements with vowels spoken or sung, in such a way as it may seem that it is sung or spoken live and live.
* Only one "like" per meaning and day, the more "likes" the meaning will appear higher in the list