/?p??k ?n??z/ a combination of sounds or electrical signals that features a large amount of very low-frequency Appears, creating a deep sound(= upper surface) ? Oberfläche f; (Comput) ? Vordergrund m; to become on top rated ? oben sein or liegen; (fig) ? obenauf sein; it was along with/on the best in the cabinet/pile and so on ? es war auf/oben au