data hold的用法和樣例：
例句
- The data retention age is the minimum age at which event and notification data can be removed.
數據保持期是可以刪除事件和通知數據的最小期限。 - The software must maintain a vigilant watch for bad data, like a customs official at a border crossing.
軟件必須對壞數據保持高度警惕，就好像過(guò)境處的海關(guān)官員那樣。
