A state machine has a major drawback: It is only useful for visualizing workflows at the macro level of application interactions.
状态机的一个主要缺点是：它只对应用程序交互的宏观层次的可视化工作流有用。
The second drawback is that while annotations are ideal for metadata that relates to a particular component, they're not well suited to metadata with cross-component application.
第二个不足是：虽然注释对于与某个组件相关的元数据来说很理想，但是对于跨组件应用程序的元数据，它并不是非常合适。
The second drawback is that while annotations are ideal for metadata that relates to a particular component, they're not well suited to metadata with cross-component application.
第二个不足是：虽然注释对于与某个组件相关的元数据来说很理想，但是对于跨组件应用程序的元数据，它并不是非常合适。
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