translation.en: It was released as part of Peter Szöke's 1987 Hungarian recording "The Unknown Music of Birds," where he records many birds and slows down their pitches to reveal what's underneath.
translation.zh: 这是由Peter Szöke发行的 1987匈牙利专辑中的一个选段 “未知的鸟类音乐“， 他录制了很多鸟的声音 并放慢它们的音高 来展现鸟类声音的本质。