"Rites and music hold their ancestors' martial arts, and poetry and calligraphy fascinate Sun Mou" means to regulate their ancestors' behavior with rites and music, and to educate future generations with poetry and calligraphy.
Among them, "rope" means standard; "Wu" is a footprint, extended to action, "Yi" is the meaning of staying, "Jue" is a pronoun, and its meaning, "Sun Mou" refers to the planning and future development of future generations.