记者成为了那位被诬告官员的辩护者，通过报道真相证明了他的清白。

The journalist became the ___vindicator for the wrongly accused official by reporting the truth that proved his innocence.

作为女性权益的坚定捍卫者，她经常在公共场合发表演讲。

As a strong ___vindicator of women's rights, she often gives speeches in public.