The rate of growth of GNP will depend upon the rate of growth of aggregatedemand.
国民生产总值的增长率将依赖于总需求的增长率。
《柯林斯英汉双解大词典》
2
Even though manufacturers and retailers can forecast aggregatedemand with some certainty, forecasting accurately how that demand will be distributed among the many SKU's they sell is difficult.