How to improve the muzzle velocity of traditional bows and arrows

The moment the arrow left the bow and flew out.

Depending on the rebound speed of the bow, the bow is different, so there is no accuracy, which is basically a few tenths of a second.

The sound of bows and arrows is generally the sound of strings. When the bow piece bounces back and Hou Xian tightens, it will make this sound.

Arrows also make a swish sound when they fly by.