For example, the transition from one activity to another may lead to a navigational message, if each activity participates in its own transaction.
例如，如果每个活动参与自己的事务，则从一个活动到另一个活动的转换可能导致产生导航消息。
The key message for the World Cup, then, is that teams need to take into account transition, acclimatisation and tactics.
那么，这次世界杯的重要信息是所有队伍都必须将转换、适应以及战术考虑在内。
A transition does not have to occur based on the state machine component receiving a message.
状态转换并不一定要基于接收消息的状态机组件出现。
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