(computer science) the part of a computer (a microprocessor chip) that does most of the data processing;
\\\"the CPU and the memory form the central part of a computer to which the peripherals are attached\\\"
造句
It allows data to be read into the CPU and written from the CPU. 它允許數據讀入CPU也支持從CPU讀出來。
Each controller on a bus can be individually addressed by the CPU, this is why the software device driver can write to its registers and thus control it. 在總線上的每個控制器可以被CPU所單獨尋址，這是軟件設備驅動程序能寫入寄存器并能控制這些控制器的原因。
Once the power of a computer is turned on, all the behaviors are under the control of CPU. 計算機一旦通電運行，則所有的行為都要在它的控制之下運行。