Wechat applet brother runs fast, how to make a voice?

Click on the microphone to send voice.

This is mainly because the human body relies on two media to feel sound, one is bone and the other is air. We usually talk to the brain from the inside of the human body through the skull, and the sound is mainly transmitted to the auditory nerve through the air. There are many factors that affect the timbre in the process of transmission, so the sound will be different from the usual sound. It is best to keep the distance between the mouth and the receiver at 15-25cm to avoid noise such as breathing when spraying wheat.