| 单词 | program register (PR) |
| 释义 | program register (PR)1. Register in the control unit that stores the current instruction of the program and controls computer operation during the execution of the program.; 控制器中的寄存器,在程序执行期间,它存储有程序的当前指令并控制计算机的运行。 2. A temporary storage device or area which retains the instruction code of the instruction being executed. | 一种暂时存储设备或区域,它保存正在执行的指令的指令代码。 |
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