Again, if you stare at that video, there's not too much you'll be able to see, but once we magnify the motions 100 times, we can see all the motions and ripples in the neck that are involved in producing the sound.
如果您盯着视频看的话， 仅凭肉眼您是看不出什么端倪的， 但是当我把运动方法100倍后我们就可以看到颈部的运动和波纹 这是由于声音震动造成的。