处理器将数据流解释为要执行的指令，它拥有一个或多个处理单元，用于执行整数和浮点运算以及更高级的计算。

A processor interprets a stream of data as instructions to execute; it has one or more processing units that perform integer and floating-point arithmetic as well as more advanced computations.

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活动(activity)是指令执行的一个单元，它是一个流程的基本组成部分。

Activity is a unit of instruction execution, and is the building block of a process.

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无论是采用哪种方式的编码或语言方法用来选择操作计算机，它都是基于一组由中央处理单元(CPU)执行的指令。

Whichever method of encoding or language is chosen to operate the computer, it's based on a set of instructions that are executed by the central processing unit (CPU).

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