未名

https://tu.douyin766.com/2020/04/1587825415-890edf911755992.mp3压缩机的声音

https://tu.douyin766.com/2020/04/1587825231-06df62c121a714f.mp3马达的哒哒声

https://tu.douyin766.com/2020/04/1587825152-07890c7cfc424ac.mp3空气泵的声音

https://tu.douyin766.com/2020/04/1587824814-1630dcddf16c12e.mp3风箱声

https://tu.douyin766.com/2020/04/1587825088-81f4e5c7ec977a3.mp3电动马达声

https://tu.douyin766.com/2020/04/1587824750-097831e4c7b31a1.mp3警报器声

https://tu.douyin766.com/2020/04/1587824693-5dcd8ae99fee06e.mp3帽子声

https://tu.douyin766.com/2020/04/1587824630-3294f1400fedfd5.mp3灭火器声

https://tu.douyin766.com/2020/04/1587824483-2fdcceec6878aac.mp3气罐声

https://tu.douyin766.com/2020/04/1587824553-b5e11bfe110ec91.mp3旗帜声