但是由于用户很有可能在输入数据时出错，因此，验证逻辑应能立即用恰当的消息提示用户。

However, it is highly possible that the user will make a mistake in entering the correct data. Therefore, the validation logic should immediately prompt the user with an appropriate message.

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在收集数据时，存在两个易出错的地方。

There are two pitfalls when gathering data.

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当尝试访问出错成员上被锁定的数据时，活跃成员上的应用会暂时处于锁定等待状态，而且默认情况下他们不会收到任何错误。

Applications on active members trying to access the locked data on the failing member are briefly in a lock-wait state, and by default they do not receive any errors.

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