此时它会应用一项技术，即当前栈替换(On Stack Replacement, OSR)，从而切换到新代码的执行上。

It then USES a technique known as on Stack Replacement (OSR) to switch to the execution of the new code.

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通过这种方式，如果一个设计调用一个主机栈，您可以替换一个协调的虚拟机系统。

In this way, if a design calls for a hosting stack, you can substitute a compatible virtual system.

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如果不事务添加到后面栈，然后取出或替换时，该片段被破坏。

If you do not add the transaction to the back stack, then the fragment is destroyed when removed or replaced.

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