栈帧：每次程序执行一次函数调用的时候，程序何处调用的相关信息被保存在一块称为栈帧的数据中，栈帧也常简称为帧。

Stack frame: Each time a program performs a function call, the information about where in your program the call was made from is saved in a block of data called a stack frame, or frame for short.

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栈帧：每次程序执行一次函数调用的时候，程序何处调用的相关信息被保存在一块称为栈帧的数据中，栈帧也常简称为帧。

Stack frame: Each time a program performs a function call, the information about where in your program the call was made from is saved in a block of data called a stack frame, or frame for short.

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