如果您使用日记账，则历史汇率必须在日记账编号级别输入。

If you use journals the historical rates have to be entered at journal number level.

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如果您使用一个更汇总的级别来输入历史汇率，则针对日记账的匹配将出错，转换后的值将计算错误。

If you use a more aggregated level to enter historical rates the matching against journals will go wrong and converted values will be miscalculated.

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在事务级别，您可以跟踪消息何时从输入源中的队列离开，以及消息事务何时结束。

At transaction level you can track when the message is being dequeued from the input source and when the message transaction ends.

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