1. When they managed to beg some from the local farmers, they had to filter it through linen to get rid of the filth it contained.
    当他们设法从当地的农民那里乞求到一些水时，他们不得不用亚麻布来过滤掉里面的污物。

2. "It was called Operation Match (匹配行动)," says a privacy expert, "and it matched databases of people who owed money to the government with other databases of people who received money from the government.
    一位隐私权方面的专家说："这被称作'匹配行动', 它将那些欠有政府款项的人的数据库与那些从政府获得款项的人的数据库一一对应。

3. I took this picture with a red filter.
    这张照片我是用红色滤光镜拍摄的.