translation.en: There's no chance you'll be able to see anything going on in that video just by looking at it, but here's the sound we were able to recover just by analyzing the tiny motions in that video.
translation.zh: 您凭肉眼 是看不出来什么的， 但是我们可以通过分析视频中微小的振动 恢复出原有的声音。