For instance, food is transformed into qi, blood and body fluid; body fluid are converted into sweat and urine by metabolizing, and the residues of food, after digestion and absorption, are turned into feces to be discharged from the body.

• 例如，食物转化成气、和体液；体液通过代谢转化成汗和尿液，而食物残渣经过消化和吸收后则转化成粪便排除体外。