A small memory unit used as a go-between for the input and output units and main memory. 一種小存儲裝置,在輸入輸出裝置和主存儲器之間用作媒介。
For instance, too little electricity, caused by a brownout or blackout, may cause the loss of data in primary storage. 例如,電壓不足或斷電引起的電流過小,可能造成主存儲器中的數據丟失。