This function is described in miraculous pivot " the upper energizer resembles a sprayer . " this is a metaphor , which is used to describe the function of the upper energizer to sprinkle fog - like cereal essence 这个功能在《灵枢》中被喻为“上焦如雾" ，这是一种隐喻法，通常用于描述上焦散精的功能。
