下载 APKPure App
可在安卓获取High Frequency的历史版本
听各种高频率的声音，它甚至可以作为铃声！
The pitch of a sound is determined by the soundwave frequency. These high frequency sounds are made by fast sound wave vibrations, while slow vibrations create low pitched sounds.听各种高频率的声音，它甚至可以作为铃声！
The pitch of a sound is determined by the soundwave frequency. These high frequency sounds are made by fast sound wave vibrations, while slow vibrations create low pitched sounds.