數據量多到超過(guò)一臺計算機的中央處理機一次所能存儲的總量的數據。
A relative amount of data, usually larger than can be stored in the central processing unit of a computer at any one time.
計算機某一部件能容納和處理的總數據量。
The total quantity of data that a part of a computer can hold or handle.