To gauge the "freshness" of the data, you might decide to add a timestamp field to the object so that you could easily detect whether the object and the backing store were out of sync.

要测量数据的“更新程度”，您可能决定向该对象添加时间戳记字段，以便容易地检测对象是否与后备存储器同步。

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To gauge the "freshness" of the data, you might decide to add a timestamp field to the object so that you could easily detect whether the object and the backing store were out of sync.

要测量数据的“更新程度”，您可能决定向该对象添加时间戳记字段，以便容易地检测对象是否与后备存储器同步。

youdao