反数据库无法保障有关搜索某个名字或地址存在与否之操作的安全性。

That would not guarantee security against a search for the presence or absence of a particular name and address.

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将源矩形的颜色反色后与目标矩形的颜色通过逻辑或操作进行混合。

MERGEPAINT Merges the colors of the inverted source rectangle with the colors of the destination rectangle by using the Boolean or operator.

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