这些有助于在分析堆栈时找到全局数据和函数地址。

These help in locating global data and function addresses while analyzing stacks.

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在32位系统上，默认的地址空间模型是对于用户和堆栈数据使用单一数据段，最大总大小接近256 MB。

On 32-bit systems, the default address-space model is that it USES a single segment for user and stack data with a maximum aggregate size close to 256 MB.

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堆栈是一个后进先出(LIFO)队列，它保存了子例程的返回地址、数据项、指针等等。

The stack is a last-in-first-out (LIFO) queue that holds subroutine return addresses, items of data, Pointers, and so on.

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