Growth and Decline of Yin and Yang
農(nóng)業(yè)科技

        Yin and yang are opposite to each other.They keep changing with yang waxing and yin wanning or vice versa.An increase or excess of the one means a decrease or deficiency of the other.This is often used to explain pathological changes such as hyperactivity......（本文共 275 字）     [閱讀本文] >>