It stores the instruction, the logical program order of instructions, and the completion order of instructions in the group.

它存储指令、指令的逻辑程序次序和指令在组中的完成次序。

youdao

Actions, such as reads and writes of variables, are ordered within a thread according to what is called the "program order" — the order in which the semantics of the program say they should occur.

像对变量的读写这样的操作，在线程中是根据所谓的“程序顺序”——程序的语义声明它们应当发生的顺序——排序的。

youdao

A given CPU or thread must see all of its own loads and stores as if they had occurred in program order.

特定的CPU或者线程在观察自己的内存访问情况的时候，其观察到的顺序和program order一致。

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But the United States is nonetheless joining its P5+1 partners in accepting the Iranian invitation, in order to test Iran's willingness to engage in meaningful talks on its nuclear program.

VOA: standard.2009.09.11

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