视觉的局限
许多的波段
人类看不见
visible light wave band limitations of the visual many of the bands humans can't see
对于电磁波的一部分可视性跟声波的可听性，无论电波跟声波在大脑都合成脑电波这种可记忆性的脑电波实际上就是灵性，想一想就能出现……
for the audibility of some of the electromagnetic waves， both radio waves and sound waves synthesize brain waves， which are memory waves in the brain， which are actually spiritual， and can appear if you think about it.m.