What do "five internal organs", "five tones and seven tones" and "four seasons and eight festivals" mean respectively?

Pronunciation w ǔ Zhang Li Fu f ǔ

Explain the five internal organs: spleen, lung, kidney, liver and heart; Six fu organs: stomach, large intestine, small intestine, triple energizer, bladder and gallbladder. The general term for the internal organs of the human body. It is also a metaphor for the internal situation of things.

An ancient melody

Pronunciation w ǔ y ? n Li Fu L ǔ

Five-tone interpretation: refers to the five scales of palace, business, angle, sign and feather; Six methods: the standard of musical instruments. Refers to an ancient melody. Later it also refers to music.

Seven sounds:

The five-tone, seven-tone and twelve-tone laws are generated by the "three-point profit and loss method", and the five-tone characteristics of China traditional music rotation are initially established. In the aspect of music aesthetics, a hundred schools of thought contended in the pre-Qin period laid the theoretical end of their respective theories. During this period, the most representative music art form was the bell and drum band.

The chimes unearthed in the Spring and Autumn Period no longer keep the scale law of "Gong Jiao Zheng Yu" in elegant music, but vividly preserve the scale forms of different places and styles at that time for future generations. For example, the chime of Zheng Xinzheng (Xinzheng is the capital of Zheng) can not only constitute a four-tone scale that is regarded as "orthodox" in history, but also constitute a natural seven-tone scale; And can form three raised pentatonic steps. The scale of bells chimed by Houma in Jin State is even the same as the folk songs in this area today.

Four seasons [spring]

Pronunciation sì shí bā jié

Explain the four seasons: refers to the four seasons of spring, summer, autumn and winter; Eight solar terms: beginning of spring, vernal equinox, long summer, summer solstice, beginning of autumn, autumnal equinox, beginning of winter and winter solstice. Generally refers to the solar terms throughout the year.