A source of nourishment, especially a nourishing ingredient in a food.
A source of nourishment, especially a nourishing ingredient in a food.
营养品，滋养物营养的来源，尤指食物中的营养成分
A source of nourishment, especially a nourishing ingredient in a food.
营养品，滋养物营养的来源，尤指食物中的营养成分