Primary storage: The main storage of a computer system formerly in the form of magnetic core but now mostly in chips. It consists of RAM, ROM, and PROM, etc.

• 主贮记器:电脑的主要贮记部份；以前用磁环组成，现在则多用晶片。它包括即时存取贮记器，只读贮记器和程式贮记器等。参阅贮记部。