It follows, then, that while there is no ideal state for all machines, there is an ideal state to be achieved for a given machine class.

虽然对于所有机器来说没有一种理想状态，但对于给定的机器类有一个要达到的理想状态。

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Recall that a plug-in author needs three things: a place to put the implementation, a way to expose the DSL (the class methods), and a way to expose the instance methods for the state machine.

回顾一下插件制作者需要的三个条件：放置实现的位置，公开DSL(类方法)的方法以及为状态机公开实例方法的方法。

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The StateMachine class is really all you need for an abstract state machine.

statemachine类实际上正是抽象状态机所需要的。

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