Whitelists do the reverse — they contain a list of addresses from which you expect to receive mail and filter messages received from other sources.

白名单则相反——它们包含您期望接收邮件的地址列表，可用它过滤来自其他资源的消息。

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This filter makes a clip play in reverse.

此滤镜用于倒放一段视频。

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The paper introduces an effective weighed- median filter and wave- let analysis filtering based on the discrete data dots- clouds of reverse engineering of the rapid prototyping manufacturing.

针对基于快速原型制造的逆向工程散乱数据点云，提出了一种先加权中值滤波，再小波分析滤波的新降噪方法。

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If families can afford it, she recommends a reverse osmosis filter, which will eliminate all impurities.

CNN: Is your bottled water safe?

It would also greatly reduce energy costs, since reverse osmosis involves forcing water through filters to remove minerals, and the Perforene filter is so thin that much less pressure is required (graphene is a thousand times stronger than steel).

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