采用这种方法，可以模拟各种条件、事件发生次序和变量。

With this approach, you could simulate the various conditions, sequence, and variables.

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为了回答这个问题，我模拟了一系列的测试，来测试不同作用域深度中变量的性能。

In order to answer this question, I set up a series of tests using variables of different scope-depth.

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包含运行时变量状态机的复杂业务逻辑模拟。

Complex business logic simulation with runtime variable state machine.

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