请英语高手帮我想想如何换种方式表达这句话的意思.
问题描述：
请英语高手帮我想想如何换种方式表达这句话的意思.
raw grains and other ingredients used for cooking traditional dishes..they are a source of extra calories because much of their nutrient value is taken out,and their "caloric density"rises when crops are grown in big farms and processed en masse.
答
raw grains and other ingredients used for cooking traditional dishes are a source of extra calories whose most nutrient value is drawn out while their "caloric density"rises when crops are grown in bi...