1. 删除：exonerate 免除责任 | expurgate 删除 | denunciation 谴责

2. 净化：pungent辛辣 | expurgate净化v | purge泻药,净化

3. expurgate的解释

3. 净化,删去：exhume掘出,挖出; | expurgate净化;删去 | elongate延长,拉长;

1. 删去，删除（著作中有所冒犯或令人震惊之处）
    If someone expurgates a piece of writing, they remove parts of it before it is published because they think those parts will offend or shock people.

公共查询·英语单词

    e.g. He heavily expurgated the work in its second edition.
           在第二版中，他对书中内容进行了大幅删减。

1. edit by omitting or modifying parts considered indelicate

    e.g. bowdlerize a novel

    Synonym: bowdlerizebowdlerisecastrateshorten